105678225

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 198598400

約数和(自身を除く): 92920175

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 109, 139, 155, 225, 279, 327, 417, 465, 545, 695, 775, 981, 1251, 1395, 1635, 2085, 2325, 2725, 3379, 3475, 4309, 4905, 6255, 6975, 8175, 10137, 10425, 12927, 15151, 16895, 21545, 24525, 30411, 31275, 38781, 45453, 50685, 64635, 75755, 84475, 107725, 136359, 152055, 193905, 227265, 253425, 323175, 378775, 469681, 681795, 760275, 969525, 1136325, 1409043, 2348405, 3408975, 4227129, 7045215, 11742025, 21135645, 35226075, 105678225]

約数ペア:

[(1, 105678225), (3, 35226075), (5, 21135645), (9, 11742025), (15, 7045215), (25, 4227129), (31, 3408975), (45, 2348405), (75, 1409043), (93, 1136325), (109, 969525), (139, 760275), (155, 681795), (225, 469681), (279, 378775), (327, 323175), (417, 253425), (465, 227265), (545, 193905), (695, 152055), (775, 136359), (981, 107725), (1251, 84475), (1395, 75755), (1635, 64635), (2085, 50685), (2325, 45453), (2725, 38781), (3379, 31275), (3475, 30411), (4309, 24525), (4905, 21545), (6255, 16895), (6975, 15151), (8175, 12927), (10137, 10425)]