90351365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 123984000

約数和(自身を除く): 33632635

約数列:

[1, 5, 13, 19, 65, 95, 149, 247, 491, 745, 1235, 1937, 2455, 2831, 6383, 9329, 9685, 14155, 31915, 36803, 46645, 73159, 121277, 184015, 365795, 606385, 951067, 1390021, 4755335, 6950105, 18070273, 90351365]

約数ペア:

[(1, 90351365), (5, 18070273), (13, 6950105), (19, 4755335), (65, 1390021), (95, 951067), (149, 606385), (247, 365795), (491, 184015), (745, 121277), (1235, 73159), (1937, 46645), (2455, 36803), (2831, 31915), (6383, 14155), (9329, 9685)]