160898540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3959

約数の個数: 72

約数和(自身を含む): 393343776

約数和(自身を除く): 232445236

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 3911, 4114, 7822, 8228, 10285, 15644, 19555, 20570, 39110, 41140, 43021, 66487, 78220, 86042, 132974, 172084, 215105, 265948, 332435, 430210, 473231, 664870, 731357, 860420, 946462, 1329740, 1462714, 1892924, 2366155, 2925428, 3656785, 4732310, 7313570, 8044927, 9464620, 14627140, 16089854, 32179708, 40224635, 80449270, 160898540]

約数ペア:

[(1, 160898540), (2, 80449270), (4, 40224635), (5, 32179708), (10, 16089854), (11, 14627140), (17, 9464620), (20, 8044927), (22, 7313570), (34, 4732310), (44, 3656785), (55, 2925428), (68, 2366155), (85, 1892924), (110, 1462714), (121, 1329740), (170, 946462), (187, 860420), (220, 731357), (242, 664870), (340, 473231), (374, 430210), (484, 332435), (605, 265948), (748, 215105), (935, 172084), (1210, 132974), (1870, 86042), (2057, 78220), (2420, 66487), (3740, 43021), (3911, 41140), (4114, 39110), (7822, 20570), (8228, 19555), (10285, 15644)]