15695037700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{6481}}^1$

素因数の和:6953

約数の個数: 72

約数和(自身を含む): 34709113544

約数和(自身を除く): 19014075844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 397, 610, 794, 1220, 1525, 1588, 1985, 3050, 3970, 6100, 6481, 7940, 9925, 12962, 19850, 24217, 25924, 32405, 39700, 48434, 64810, 96868, 121085, 129620, 162025, 242170, 324050, 395341, 484340, 605425, 648100, 790682, 1210850, 1581364, 1976705, 2421700, 2572957, 3953410, 5145914, 7906820, 9883525, 10291828, 12864785, 19767050, 25729570, 39534100, 51459140, 64323925, 128647850, 156950377, 257295700, 313900754, 627801508, 784751885, 1569503770, 3139007540, 3923759425, 7847518850, 15695037700]

約数ペア:

[(1, 15695037700), (2, 7847518850), (4, 3923759425), (5, 3139007540), (10, 1569503770), (20, 784751885), (25, 627801508), (50, 313900754), (61, 257295700), (100, 156950377), (122, 128647850), (244, 64323925), (305, 51459140), (397, 39534100), (610, 25729570), (794, 19767050), (1220, 12864785), (1525, 10291828), (1588, 9883525), (1985, 7906820), (3050, 5145914), (3970, 3953410), (6100, 2572957), (6481, 2421700), (7940, 1976705), (9925, 1581364), (12962, 1210850), (19850, 790682), (24217, 648100), (25924, 605425), (32405, 484340), (39700, 395341), (48434, 324050), (64810, 242170), (96868, 162025), (121085, 129620)]