8889477680

素因数分解:

$2^4\times 5^1\times {\mathrm{2801}}^1\times {\mathrm{39671}}^1$

素因数の和:42485

約数の個数: 40

約数和(自身を含む): 20675935584

約数和(自身を除く): 11786457904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2801, 5602, 11204, 14005, 22408, 28010, 39671, 44816, 56020, 79342, 112040, 158684, 198355, 224080, 317368, 396710, 634736, 793420, 1586840, 3173680, 111118471, 222236942, 444473884, 555592355, 888947768, 1111184710, 1777895536, 2222369420, 4444738840, 8889477680]

約数ペア:

[(1, 8889477680), (2, 4444738840), (4, 2222369420), (5, 1777895536), (8, 1111184710), (10, 888947768), (16, 555592355), (20, 444473884), (40, 222236942), (80, 111118471), (2801, 3173680), (5602, 1586840), (11204, 793420), (14005, 634736), (22408, 396710), (28010, 317368), (39671, 224080), (44816, 198355), (56020, 158684), (79342, 112040)]