145591490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{69661}}^1$

素因数の和:69698

約数の個数: 32

約数和(自身を含む): 300939840

約数和(自身を除く): 155348350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 69661, 139322, 348305, 696610, 766271, 1323559, 1532542, 2647118, 3831355, 6617795, 7662710, 13235590, 14559149, 29118298, 72795745, 145591490]

約数ペア:

[(1, 145591490), (2, 72795745), (5, 29118298), (10, 14559149), (11, 13235590), (19, 7662710), (22, 6617795), (38, 3831355), (55, 2647118), (95, 1532542), (110, 1323559), (190, 766271), (209, 696610), (418, 348305), (1045, 139322), (2090, 69661)]