72529990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 153062784

約数和(自身を除く): 80532794

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 37, 65, 74, 85, 130, 170, 185, 221, 370, 442, 481, 629, 887, 962, 1105, 1258, 1774, 2210, 2405, 3145, 4435, 4810, 6290, 8177, 8870, 11531, 15079, 16354, 23062, 30158, 32819, 40885, 57655, 65638, 75395, 81770, 115310, 150790, 164095, 196027, 328190, 392054, 426647, 557923, 853294, 980135, 1115846, 1960270, 2133235, 2789615, 4266470, 5579230, 7252999, 14505998, 36264995, 72529990]

約数ペア:

[(1, 72529990), (2, 36264995), (5, 14505998), (10, 7252999), (13, 5579230), (17, 4266470), (26, 2789615), (34, 2133235), (37, 1960270), (65, 1115846), (74, 980135), (85, 853294), (130, 557923), (170, 426647), (185, 392054), (221, 328190), (370, 196027), (442, 164095), (481, 150790), (629, 115310), (887, 81770), (962, 75395), (1105, 65638), (1258, 57655), (1774, 40885), (2210, 32819), (2405, 30158), (3145, 23062), (4435, 16354), (4810, 15079), (6290, 11531), (8177, 8870)]