81679730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 175426560

約数和(自身を除く): 93746830

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 527, 682, 935, 1054, 1409, 1705, 1870, 2635, 2818, 3410, 5270, 5797, 7045, 11594, 14090, 15499, 23953, 28985, 30998, 43679, 47906, 57970, 77495, 87358, 119765, 154990, 218395, 239530, 263483, 436790, 480469, 526966, 742543, 960938, 1317415, 1485086, 2402345, 2634830, 3712715, 4804690, 7425430, 8167973, 16335946, 40839865, 81679730]

約数ペア:

[(1, 81679730), (2, 40839865), (5, 16335946), (10, 8167973), (11, 7425430), (17, 4804690), (22, 3712715), (31, 2634830), (34, 2402345), (55, 1485086), (62, 1317415), (85, 960938), (110, 742543), (155, 526966), (170, 480469), (187, 436790), (310, 263483), (341, 239530), (374, 218395), (527, 154990), (682, 119765), (935, 87358), (1054, 77495), (1409, 57970), (1705, 47906), (1870, 43679), (2635, 30998), (2818, 28985), (3410, 23953), (5270, 15499), (5797, 14090), (7045, 11594)]