61155820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 145191312

約数和(自身を除く): 84035492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 683, 740, 814, 1210, 1366, 1628, 2035, 2420, 2732, 3415, 4070, 4477, 6830, 7513, 8140, 8954, 13660, 15026, 17908, 22385, 25271, 30052, 37565, 44770, 50542, 75130, 82643, 89540, 101084, 126355, 150260, 165286, 252710, 277981, 330572, 413215, 505420, 555962, 826430, 1111924, 1389905, 1652860, 2779810, 3057791, 5559620, 6115582, 12231164, 15288955, 30577910, 61155820]

約数ペア:

[(1, 61155820), (2, 30577910), (4, 15288955), (5, 12231164), (10, 6115582), (11, 5559620), (20, 3057791), (22, 2779810), (37, 1652860), (44, 1389905), (55, 1111924), (74, 826430), (110, 555962), (121, 505420), (148, 413215), (185, 330572), (220, 277981), (242, 252710), (370, 165286), (407, 150260), (484, 126355), (605, 101084), (683, 89540), (740, 82643), (814, 75130), (1210, 50542), (1366, 44770), (1628, 37565), (2035, 30052), (2420, 25271), (2732, 22385), (3415, 17908), (4070, 15026), (4477, 13660), (6830, 8954), (7513, 8140)]