56535180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72481}}^1$

素因数の和:72506

約数の個数: 48

約数和(自身を含む): 170477664

約数和(自身を除く): 113942484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72481, 144962, 217443, 289924, 362405, 434886, 724810, 869772, 942253, 1087215, 1449620, 1884506, 2174430, 2826759, 3769012, 4348860, 4711265, 5653518, 9422530, 11307036, 14133795, 18845060, 28267590, 56535180]

約数ペア:

[(1, 56535180), (2, 28267590), (3, 18845060), (4, 14133795), (5, 11307036), (6, 9422530), (10, 5653518), (12, 4711265), (13, 4348860), (15, 3769012), (20, 2826759), (26, 2174430), (30, 1884506), (39, 1449620), (52, 1087215), (60, 942253), (65, 869772), (78, 724810), (130, 434886), (156, 362405), (195, 289924), (260, 217443), (390, 144962), (780, 72481)]