81612232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 171601920

約数和(自身を除く): 89989688

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 127, 148, 167, 254, 296, 334, 481, 508, 668, 962, 1016, 1336, 1651, 1924, 2171, 3302, 3848, 4342, 4699, 6179, 6604, 8684, 9398, 12358, 13208, 17368, 18796, 21209, 24716, 37592, 42418, 49432, 61087, 80327, 84836, 122174, 160654, 169672, 244348, 275717, 321308, 488696, 551434, 642616, 784733, 1102868, 1569466, 2205736, 3138932, 6277864, 10201529, 20403058, 40806116, 81612232]

約数ペア:

[(1, 81612232), (2, 40806116), (4, 20403058), (8, 10201529), (13, 6277864), (26, 3138932), (37, 2205736), (52, 1569466), (74, 1102868), (104, 784733), (127, 642616), (148, 551434), (167, 488696), (254, 321308), (296, 275717), (334, 244348), (481, 169672), (508, 160654), (668, 122174), (962, 84836), (1016, 80327), (1336, 61087), (1651, 49432), (1924, 42418), (2171, 37592), (3302, 24716), (3848, 21209), (4342, 18796), (4699, 17368), (6179, 13208), (6604, 12358), (8684, 9398)]