81537056

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2361

約数の個数: 48

約数和(自身を含む): 171914400

約数和(自身を除く): 90377344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 608, 944, 1121, 1888, 2242, 2273, 4484, 4546, 8968, 9092, 17936, 18184, 35872, 36368, 43187, 72736, 86374, 134107, 172748, 268214, 345496, 536428, 690992, 1072856, 1381984, 2145712, 2548033, 4291424, 5096066, 10192132, 20384264, 40768528, 81537056]

約数ペア:

[(1, 81537056), (2, 40768528), (4, 20384264), (8, 10192132), (16, 5096066), (19, 4291424), (32, 2548033), (38, 2145712), (59, 1381984), (76, 1072856), (118, 690992), (152, 536428), (236, 345496), (304, 268214), (472, 172748), (608, 134107), (944, 86374), (1121, 72736), (1888, 43187), (2242, 36368), (2273, 35872), (4484, 18184), (4546, 17936), (8968, 9092)]