72518710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1889}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 142884000

約数和(自身を除く): 70365290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 698, 1745, 1889, 3490, 3778, 3839, 7678, 9445, 18890, 19195, 20779, 38390, 41558, 103895, 207790, 659261, 1318522, 3296305, 6592610, 7251871, 14503742, 36259355, 72518710]

約数ペア:

[(1, 72518710), (2, 36259355), (5, 14503742), (10, 7251871), (11, 6592610), (22, 3296305), (55, 1318522), (110, 659261), (349, 207790), (698, 103895), (1745, 41558), (1889, 38390), (3490, 20779), (3778, 19195), (3839, 18890), (7678, 9445)]