5209100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4034

約数の個数: 36

約数和(自身を含む): 12176304

約数和(自身を除く): 6967204

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 4007, 8014, 16028, 20035, 40070, 52091, 80140, 100175, 104182, 200350, 208364, 260455, 400700, 520910, 1041820, 1302275, 2604550, 5209100]

約数ペア:

[(1, 5209100), (2, 2604550), (4, 1302275), (5, 1041820), (10, 520910), (13, 400700), (20, 260455), (25, 208364), (26, 200350), (50, 104182), (52, 100175), (65, 80140), (100, 52091), (130, 40070), (260, 20035), (325, 16028), (650, 8014), (1300, 4007)]