4007900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3083}}^1$

素因数の和:3110

約数の個数: 36

約数和(自身を含む): 9369192

約数和(自身を除く): 5361292

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 3083, 6166, 12332, 15415, 30830, 40079, 61660, 77075, 80158, 154150, 160316, 200395, 308300, 400790, 801580, 1001975, 2003950, 4007900]

約数ペア:

[(1, 4007900), (2, 2003950), (4, 1001975), (5, 801580), (10, 400790), (13, 308300), (20, 200395), (25, 160316), (26, 154150), (50, 80158), (52, 77075), (65, 61660), (100, 40079), (130, 30830), (260, 15415), (325, 12332), (650, 6166), (1300, 3083)]