19514140400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{42533}}^1$

素因数の和:42619

約数の個数: 120

約数和(自身を含む): 49704211584

約数和(自身を除く): 30190071184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 37, 40, 50, 62, 74, 80, 100, 124, 148, 155, 185, 200, 248, 296, 310, 370, 400, 496, 592, 620, 740, 775, 925, 1147, 1240, 1480, 1550, 1850, 2294, 2480, 2960, 3100, 3700, 4588, 5735, 6200, 7400, 9176, 11470, 12400, 14800, 18352, 22940, 28675, 42533, 45880, 57350, 85066, 91760, 114700, 170132, 212665, 229400, 340264, 425330, 458800, 680528, 850660, 1063325, 1318523, 1573721, 1701320, 2126650, 2637046, 3147442, 3402640, 4253300, 5274092, 6294884, 6592615, 7868605, 8506600, 10548184, 12589768, 13185230, 15737210, 17013200, 21096368, 25179536, 26370460, 31474420, 32963075, 39343025, 48785351, 52740920, 62948840, 65926150, 78686050, 97570702, 105481840, 125897680, 131852300, 157372100, 195141404, 243926755, 263704600, 314744200, 390282808, 487853510, 527409200, 629488400, 780565616, 975707020, 1219633775, 1951414040, 2439267550, 3902828080, 4878535100, 9757070200, 19514140400]

約数ペア:

[(1, 19514140400), (2, 9757070200), (4, 4878535100), (5, 3902828080), (8, 2439267550), (10, 1951414040), (16, 1219633775), (20, 975707020), (25, 780565616), (31, 629488400), (37, 527409200), (40, 487853510), (50, 390282808), (62, 314744200), (74, 263704600), (80, 243926755), (100, 195141404), (124, 157372100), (148, 131852300), (155, 125897680), (185, 105481840), (200, 97570702), (248, 78686050), (296, 65926150), (310, 62948840), (370, 52740920), (400, 48785351), (496, 39343025), (592, 32963075), (620, 31474420), (740, 26370460), (775, 25179536), (925, 21096368), (1147, 17013200), (1240, 15737210), (1480, 13185230), (1550, 12589768), (1850, 10548184), (2294, 8506600), (2480, 7868605), (2960, 6592615), (3100, 6294884), (3700, 5274092), (4588, 4253300), (5735, 3402640), (6200, 3147442), (7400, 2637046), (9176, 2126650), (11470, 1701320), (12400, 1573721), (14800, 1318523), (18352, 1063325), (22940, 850660), (28675, 680528), (42533, 458800), (45880, 425330), (57350, 340264), (85066, 229400), (91760, 212665), (114700, 170132)]