72230000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 100

約数和(自身を含む): 181291968

約数和(自身を除く): 109061968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 233, 248, 250, 310, 400, 466, 496, 500, 620, 625, 775, 932, 1000, 1165, 1240, 1250, 1550, 1864, 2000, 2330, 2480, 2500, 3100, 3728, 3875, 4660, 5000, 5825, 6200, 7223, 7750, 9320, 10000, 11650, 12400, 14446, 15500, 18640, 19375, 23300, 28892, 29125, 31000, 36115, 38750, 46600, 57784, 58250, 62000, 72230, 77500, 93200, 115568, 116500, 144460, 145625, 155000, 180575, 233000, 288920, 291250, 310000, 361150, 466000, 577840, 582500, 722300, 902875, 1165000, 1444600, 1805750, 2330000, 2889200, 3611500, 4514375, 7223000, 9028750, 14446000, 18057500, 36115000, 72230000]

約数ペア:

[(1, 72230000), (2, 36115000), (4, 18057500), (5, 14446000), (8, 9028750), (10, 7223000), (16, 4514375), (20, 3611500), (25, 2889200), (31, 2330000), (40, 1805750), (50, 1444600), (62, 1165000), (80, 902875), (100, 722300), (124, 582500), (125, 577840), (155, 466000), (200, 361150), (233, 310000), (248, 291250), (250, 288920), (310, 233000), (400, 180575), (466, 155000), (496, 145625), (500, 144460), (620, 116500), (625, 115568), (775, 93200), (932, 77500), (1000, 72230), (1165, 62000), (1240, 58250), (1250, 57784), (1550, 46600), (1864, 38750), (2000, 36115), (2330, 31000), (2480, 29125), (2500, 28892), (3100, 23300), (3728, 19375), (3875, 18640), (4660, 15500), (5000, 14446), (5825, 12400), (6200, 11650), (7223, 10000), (7750, 9320)]