100123856

素因数分解:

$2^4\times 7^2\times {\mathrm{127709}}^1$

素因数の和:127731

約数の個数: 30

約数和(自身を含む): 225663570

約数和(自身を除く): 125539714

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 127709, 255418, 510836, 893963, 1021672, 1787926, 2043344, 3575852, 6257741, 7151704, 12515482, 14303408, 25030964, 50061928, 100123856]

約数ペア:

[(1, 100123856), (2, 50061928), (4, 25030964), (7, 14303408), (8, 12515482), (14, 7151704), (16, 6257741), (28, 3575852), (49, 2043344), (56, 1787926), (98, 1021672), (112, 893963), (196, 510836), (392, 255418), (784, 127709)]