8261796725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{7457}}^1$

素因数の和:7974

約数の個数: 48

約数和(自身を含む): 12636357888

約数和(自身を除く): 4374561163

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 487, 2275, 2435, 3409, 6331, 7457, 12175, 17045, 31655, 37285, 44317, 52199, 85225, 96941, 158275, 186425, 221585, 260995, 484705, 678587, 1107925, 1304975, 2423525, 3392935, 3631559, 16964675, 18157795, 25420913, 47210267, 90788975, 127104565, 236051335, 330471869, 635522825, 1180256675, 1652359345, 8261796725]

約数ペア:

[(1, 8261796725), (5, 1652359345), (7, 1180256675), (13, 635522825), (25, 330471869), (35, 236051335), (65, 127104565), (91, 90788975), (175, 47210267), (325, 25420913), (455, 18157795), (487, 16964675), (2275, 3631559), (2435, 3392935), (3409, 2423525), (6331, 1304975), (7457, 1107925), (12175, 678587), (17045, 484705), (31655, 260995), (37285, 221585), (44317, 186425), (52199, 158275), (85225, 96941)]