90943840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1952

約数の個数: 96

約数和(自身を含む): 241569216

約数和(自身を除く): 150625376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 1040, 1196, 1495, 1840, 1901, 2080, 2392, 2990, 3680, 3802, 4784, 5980, 7604, 9505, 9568, 11960, 15208, 19010, 23920, 24713, 30416, 38020, 43723, 47840, 49426, 60832, 76040, 87446, 98852, 123565, 152080, 174892, 197704, 218615, 247130, 304160, 349784, 395408, 437230, 494260, 568399, 699568, 790816, 874460, 988520, 1136798, 1399136, 1748920, 1977040, 2273596, 2841995, 3497840, 3954080, 4547192, 5683990, 6995680, 9094384, 11367980, 18188768, 22735960, 45471920, 90943840]

約数ペア:

[(1, 90943840), (2, 45471920), (4, 22735960), (5, 18188768), (8, 11367980), (10, 9094384), (13, 6995680), (16, 5683990), (20, 4547192), (23, 3954080), (26, 3497840), (32, 2841995), (40, 2273596), (46, 1977040), (52, 1748920), (65, 1399136), (80, 1136798), (92, 988520), (104, 874460), (115, 790816), (130, 699568), (160, 568399), (184, 494260), (208, 437230), (230, 395408), (260, 349784), (299, 304160), (368, 247130), (416, 218615), (460, 197704), (520, 174892), (598, 152080), (736, 123565), (920, 98852), (1040, 87446), (1196, 76040), (1495, 60832), (1840, 49426), (1901, 47840), (2080, 43723), (2392, 38020), (2990, 30416), (3680, 24713), (3802, 23920), (4784, 19010), (5980, 15208), (7604, 11960), (9505, 9568)]