145224040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{881}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 353399760

約数和(自身を除く): 208175720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 317, 520, 634, 881, 1268, 1585, 1762, 2536, 3170, 3524, 4121, 4405, 6340, 7048, 8242, 8810, 11453, 12680, 16484, 17620, 20605, 22906, 32968, 35240, 41210, 45812, 57265, 82420, 91624, 114530, 164840, 229060, 279277, 458120, 558554, 1117108, 1396385, 2234216, 2792770, 3630601, 5585540, 7261202, 11171080, 14522404, 18153005, 29044808, 36306010, 72612020, 145224040]

約数ペア:

[(1, 145224040), (2, 72612020), (4, 36306010), (5, 29044808), (8, 18153005), (10, 14522404), (13, 11171080), (20, 7261202), (26, 5585540), (40, 3630601), (52, 2792770), (65, 2234216), (104, 1396385), (130, 1117108), (260, 558554), (317, 458120), (520, 279277), (634, 229060), (881, 164840), (1268, 114530), (1585, 91624), (1762, 82420), (2536, 57265), (3170, 45812), (3524, 41210), (4121, 35240), (4405, 32968), (6340, 22906), (7048, 20605), (8242, 17620), (8810, 16484), (11453, 12680)]