100400360

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{2039}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 226195200

約数和(自身を除く): 125794840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 2039, 2462, 4078, 4924, 6155, 8156, 9848, 10195, 12310, 16312, 20390, 24620, 40780, 49240, 81560, 2510009, 5020018, 10040036, 12550045, 20080072, 25100090, 50200180, 100400360]

約数ペア:

[(1, 100400360), (2, 50200180), (4, 25100090), (5, 20080072), (8, 12550045), (10, 10040036), (20, 5020018), (40, 2510009), (1231, 81560), (2039, 49240), (2462, 40780), (4078, 24620), (4924, 20390), (6155, 16312), (8156, 12310), (9848, 10195)]