69739280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67057}}^1$

素因数の和:67083

約数の個数: 40

約数和(自身を含む): 174619032

約数和(自身を除く): 104879752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67057, 134114, 268228, 335285, 536456, 670570, 871741, 1072912, 1341140, 1743482, 2682280, 3486964, 4358705, 5364560, 6973928, 8717410, 13947856, 17434820, 34869640, 69739280]

約数ペア:

[(1, 69739280), (2, 34869640), (4, 17434820), (5, 13947856), (8, 8717410), (10, 6973928), (13, 5364560), (16, 4358705), (20, 3486964), (26, 2682280), (40, 1743482), (52, 1341140), (65, 1072912), (80, 871741), (104, 670570), (130, 536456), (208, 335285), (260, 268228), (520, 134114), (1040, 67057)]