18677100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4789}}^1$

素因数の和:4819

約数の個数: 72

約数和(自身を含む): 58208080

約数和(自身を除く): 39530980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4789, 9578, 14367, 19156, 23945, 28734, 47890, 57468, 62257, 71835, 95780, 119725, 124514, 143670, 186771, 239450, 249028, 287340, 311285, 359175, 373542, 478900, 622570, 718350, 747084, 933855, 1245140, 1436700, 1556425, 1867710, 3112850, 3735420, 4669275, 6225700, 9338550, 18677100]

約数ペア:

[(1, 18677100), (2, 9338550), (3, 6225700), (4, 4669275), (5, 3735420), (6, 3112850), (10, 1867710), (12, 1556425), (13, 1436700), (15, 1245140), (20, 933855), (25, 747084), (26, 718350), (30, 622570), (39, 478900), (50, 373542), (52, 359175), (60, 311285), (65, 287340), (75, 249028), (78, 239450), (100, 186771), (130, 143670), (150, 124514), (156, 119725), (195, 95780), (260, 71835), (300, 62257), (325, 57468), (390, 47890), (650, 28734), (780, 23945), (975, 19156), (1300, 14367), (1950, 9578), (3900, 4789)]