28960900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4079}}^1$

素因数の和:4164

約数の個数: 36

約数和(自身を含む): 63745920

約数和(自身を除く): 34785020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 4079, 7100, 8158, 16316, 20395, 40790, 81580, 101975, 203950, 289609, 407900, 579218, 1158436, 1448045, 2896090, 5792180, 7240225, 14480450, 28960900]

約数ペア:

[(1, 28960900), (2, 14480450), (4, 7240225), (5, 5792180), (10, 2896090), (20, 1448045), (25, 1158436), (50, 579218), (71, 407900), (100, 289609), (142, 203950), (284, 101975), (355, 81580), (710, 40790), (1420, 20395), (1775, 16316), (3550, 8158), (4079, 7100)]