87015940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 205989336

約数和(自身を除く): 118973396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 820, 877, 902, 1210, 1754, 1804, 2255, 2420, 3508, 4385, 4510, 4961, 8770, 9020, 9647, 9922, 17540, 19294, 19844, 24805, 35957, 38588, 48235, 49610, 71914, 96470, 99220, 106117, 143828, 179785, 192940, 212234, 359570, 395527, 424468, 530585, 719140, 791054, 1061170, 1582108, 1977635, 2122340, 3955270, 4350797, 7910540, 8701594, 17403188, 21753985, 43507970, 87015940]

約数ペア:

[(1, 87015940), (2, 43507970), (4, 21753985), (5, 17403188), (10, 8701594), (11, 7910540), (20, 4350797), (22, 3955270), (41, 2122340), (44, 1977635), (55, 1582108), (82, 1061170), (110, 791054), (121, 719140), (164, 530585), (205, 424468), (220, 395527), (242, 359570), (410, 212234), (451, 192940), (484, 179785), (605, 143828), (820, 106117), (877, 99220), (902, 96470), (1210, 71914), (1754, 49610), (1804, 48235), (2255, 38588), (2420, 35957), (3508, 24805), (4385, 19844), (4510, 19294), (4961, 17540), (8770, 9922), (9020, 9647)]