61656760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{12739}}^1$

素因数の和:12772

約数の個数: 48

約数和(自身を含む): 152497800

約数和(自身を除く): 90841040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 12739, 25478, 50956, 63695, 101912, 127390, 140129, 254780, 280258, 509560, 560516, 700645, 1121032, 1401290, 1541419, 2802580, 3082838, 5605160, 6165676, 7707095, 12331352, 15414190, 30828380, 61656760]

約数ペア:

[(1, 61656760), (2, 30828380), (4, 15414190), (5, 12331352), (8, 7707095), (10, 6165676), (11, 5605160), (20, 3082838), (22, 2802580), (40, 1541419), (44, 1401290), (55, 1121032), (88, 700645), (110, 560516), (121, 509560), (220, 280258), (242, 254780), (440, 140129), (484, 127390), (605, 101912), (968, 63695), (1210, 50956), (2420, 25478), (4840, 12739)]