80411985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 146465280

約数和(自身を除く): 66053295

約数列:

[1, 3, 5, 9, 15, 31, 45, 59, 93, 155, 177, 279, 295, 465, 531, 885, 977, 1395, 1829, 2655, 2931, 4885, 5487, 8793, 9145, 14655, 16461, 27435, 30287, 43965, 57643, 82305, 90861, 151435, 172929, 272583, 288215, 454305, 518787, 864645, 1362915, 1786933, 2593935, 5360799, 8934665, 16082397, 26803995, 80411985]

約数ペア:

[(1, 80411985), (3, 26803995), (5, 16082397), (9, 8934665), (15, 5360799), (31, 2593935), (45, 1786933), (59, 1362915), (93, 864645), (155, 518787), (177, 454305), (279, 288215), (295, 272583), (465, 172929), (531, 151435), (885, 90861), (977, 82305), (1395, 57643), (1829, 43965), (2655, 30287), (2931, 27435), (4885, 16461), (5487, 14655), (8793, 9145)]