53133520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 80

約数和(自身を含む): 136152000

約数和(自身を除く): 83018480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 499, 605, 880, 968, 998, 1210, 1331, 1936, 1996, 2420, 2495, 2662, 3992, 4840, 4990, 5324, 5489, 6655, 7984, 9680, 9980, 10648, 10978, 13310, 19960, 21296, 21956, 26620, 27445, 39920, 43912, 53240, 54890, 60379, 87824, 106480, 109780, 120758, 219560, 241516, 301895, 439120, 483032, 603790, 664169, 966064, 1207580, 1328338, 2415160, 2656676, 3320845, 4830320, 5313352, 6641690, 10626704, 13283380, 26566760, 53133520]

約数ペア:

[(1, 53133520), (2, 26566760), (4, 13283380), (5, 10626704), (8, 6641690), (10, 5313352), (11, 4830320), (16, 3320845), (20, 2656676), (22, 2415160), (40, 1328338), (44, 1207580), (55, 966064), (80, 664169), (88, 603790), (110, 483032), (121, 439120), (176, 301895), (220, 241516), (242, 219560), (440, 120758), (484, 109780), (499, 106480), (605, 87824), (880, 60379), (968, 54890), (998, 53240), (1210, 43912), (1331, 39920), (1936, 27445), (1996, 26620), (2420, 21956), (2495, 21296), (2662, 19960), (3992, 13310), (4840, 10978), (4990, 10648), (5324, 9980), (5489, 9680), (6655, 7984)]