28718300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22091}}^1$

素因数の和:22118

約数の個数: 36

約数和(自身を含む): 67115496

約数和(自身を除く): 38397196

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 22091, 44182, 88364, 110455, 220910, 287183, 441820, 552275, 574366, 1104550, 1148732, 1435915, 2209100, 2871830, 5743660, 7179575, 14359150, 28718300]

約数ペア:

[(1, 28718300), (2, 14359150), (4, 7179575), (5, 5743660), (10, 2871830), (13, 2209100), (20, 1435915), (25, 1148732), (26, 1104550), (50, 574366), (52, 552275), (65, 441820), (100, 287183), (130, 220910), (260, 110455), (325, 88364), (650, 44182), (1300, 22091)]