16223498980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{448907}}^1$

素因数の和:449068

約数の個数: 48

約数和(自身を含む): 36954106560

約数和(自身を除く): 20730607580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 18070, 36140, 448907, 897814, 1795628, 2244535, 4489070, 5835791, 8978140, 11671582, 23343164, 29178955, 58357910, 62398073, 116715820, 124796146, 249592292, 311990365, 623980730, 811174949, 1247961460, 1622349898, 3244699796, 4055874745, 8111749490, 16223498980]

約数ペア:

[(1, 16223498980), (2, 8111749490), (4, 4055874745), (5, 3244699796), (10, 1622349898), (13, 1247961460), (20, 811174949), (26, 623980730), (52, 311990365), (65, 249592292), (130, 124796146), (139, 116715820), (260, 62398073), (278, 58357910), (556, 29178955), (695, 23343164), (1390, 11671582), (1807, 8978140), (2780, 5835791), (3614, 4489070), (7228, 2244535), (9035, 1795628), (18070, 897814), (36140, 448907)]