90107576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 197836800

約数和(自身を除く): 107729224

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1178, 1471, 1612, 1976, 2356, 2942, 3224, 4712, 5884, 7657, 11768, 15314, 19123, 27949, 30628, 38246, 45601, 55898, 61256, 76492, 91202, 111796, 152984, 182404, 223592, 363337, 364808, 592813, 726674, 866419, 1185626, 1453348, 1732838, 2371252, 2906696, 3465676, 4742504, 6931352, 11263447, 22526894, 45053788, 90107576]

約数ペア:

[(1, 90107576), (2, 45053788), (4, 22526894), (8, 11263447), (13, 6931352), (19, 4742504), (26, 3465676), (31, 2906696), (38, 2371252), (52, 1732838), (62, 1453348), (76, 1185626), (104, 866419), (124, 726674), (152, 592813), (247, 364808), (248, 363337), (403, 223592), (494, 182404), (589, 152984), (806, 111796), (988, 91202), (1178, 76492), (1471, 61256), (1612, 55898), (1976, 45601), (2356, 38246), (2942, 30628), (3224, 27949), (4712, 19123), (5884, 15314), (7657, 11768)]