16238500000

素因数分解:

$2^5\times 5^6\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 168

約数和(自身を含む): 40870726848

約数和(自身を除く): 24632226848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 125, 160, 188, 200, 235, 250, 376, 400, 470, 500, 625, 691, 752, 800, 940, 1000, 1175, 1250, 1382, 1504, 1880, 2000, 2350, 2500, 2764, 3125, 3455, 3760, 4000, 4700, 5000, 5528, 5875, 6250, 6910, 7520, 9400, 10000, 11056, 11750, 12500, 13820, 15625, 17275, 18800, 20000, 22112, 23500, 25000, 27640, 29375, 31250, 32477, 34550, 37600, 47000, 50000, 55280, 58750, 62500, 64954, 69100, 86375, 94000, 100000, 110560, 117500, 125000, 129908, 138200, 146875, 162385, 172750, 188000, 235000, 250000, 259816, 276400, 293750, 324770, 345500, 431875, 470000, 500000, 519632, 552800, 587500, 649540, 691000, 734375, 811925, 863750, 940000, 1039264, 1175000, 1299080, 1382000, 1468750, 1623850, 1727500, 2159375, 2350000, 2598160, 2764000, 2937500, 3247700, 3455000, 4059625, 4318750, 4700000, 5196320, 5875000, 6495400, 6910000, 8119250, 8637500, 10796875, 11750000, 12990800, 13820000, 16238500, 17275000, 20298125, 21593750, 23500000, 25981600, 32477000, 34550000, 40596250, 43187500, 64954000, 69100000, 81192500, 86375000, 101490625, 129908000, 162385000, 172750000, 202981250, 324770000, 345500000, 405962500, 507453125, 649540000, 811925000, 1014906250, 1623850000, 2029812500, 3247700000, 4059625000, 8119250000, 16238500000]

約数ペア:

[(1, 16238500000), (2, 8119250000), (4, 4059625000), (5, 3247700000), (8, 2029812500), (10, 1623850000), (16, 1014906250), (20, 811925000), (25, 649540000), (32, 507453125), (40, 405962500), (47, 345500000), (50, 324770000), (80, 202981250), (94, 172750000), (100, 162385000), (125, 129908000), (160, 101490625), (188, 86375000), (200, 81192500), (235, 69100000), (250, 64954000), (376, 43187500), (400, 40596250), (470, 34550000), (500, 32477000), (625, 25981600), (691, 23500000), (752, 21593750), (800, 20298125), (940, 17275000), (1000, 16238500), (1175, 13820000), (1250, 12990800), (1382, 11750000), (1504, 10796875), (1880, 8637500), (2000, 8119250), (2350, 6910000), (2500, 6495400), (2764, 5875000), (3125, 5196320), (3455, 4700000), (3760, 4318750), (4000, 4059625), (4700, 3455000), (5000, 3247700), (5528, 2937500), (5875, 2764000), (6250, 2598160), (6910, 2350000), (7520, 2159375), (9400, 1727500), (10000, 1623850), (11056, 1468750), (11750, 1382000), (12500, 1299080), (13820, 1175000), (15625, 1039264), (17275, 940000), (18800, 863750), (20000, 811925), (22112, 734375), (23500, 691000), (25000, 649540), (27640, 587500), (29375, 552800), (31250, 519632), (32477, 500000), (34550, 470000), (37600, 431875), (47000, 345500), (50000, 324770), (55280, 293750), (58750, 276400), (62500, 259816), (64954, 250000), (69100, 235000), (86375, 188000), (94000, 172750), (100000, 162385), (110560, 146875), (117500, 138200), (125000, 129908)]