61840480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2287}}^1$

素因数の和:2328

約数の個数: 72

約数和(自身を含む): 158270112

約数和(自身を除く): 96429632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2287, 2704, 3380, 4574, 5408, 6760, 9148, 11435, 13520, 18296, 22870, 27040, 29731, 36592, 45740, 59462, 73184, 91480, 118924, 148655, 182960, 237848, 297310, 365920, 386503, 475696, 594620, 773006, 951392, 1189240, 1546012, 1932515, 2378480, 3092024, 3865030, 4756960, 6184048, 7730060, 12368096, 15460120, 30920240, 61840480]

約数ペア:

[(1, 61840480), (2, 30920240), (4, 15460120), (5, 12368096), (8, 7730060), (10, 6184048), (13, 4756960), (16, 3865030), (20, 3092024), (26, 2378480), (32, 1932515), (40, 1546012), (52, 1189240), (65, 951392), (80, 773006), (104, 594620), (130, 475696), (160, 386503), (169, 365920), (208, 297310), (260, 237848), (338, 182960), (416, 148655), (520, 118924), (676, 91480), (845, 73184), (1040, 59462), (1352, 45740), (1690, 36592), (2080, 29731), (2287, 27040), (2704, 22870), (3380, 18296), (4574, 13520), (5408, 11435), (6760, 9148)]