15665625968

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:1042

約数の個数: 80

約数和(自身を含む): 31271587776

約数和(自身を除く): 15605961808

約数列:

[1, 2, 4, 8, 16, 73, 103, 146, 197, 206, 292, 394, 412, 584, 661, 788, 824, 1168, 1322, 1576, 1648, 2644, 3152, 5288, 7519, 10576, 14381, 15038, 20291, 28762, 30076, 40582, 48253, 57524, 60152, 68083, 81164, 96506, 115048, 120304, 130217, 136166, 162328, 193012, 230096, 260434, 272332, 324656, 386024, 520868, 544664, 772048, 1041736, 1089328, 1481243, 2083472, 2962486, 4970059, 5924972, 9505841, 9940118, 11849944, 13412351, 19011682, 19880236, 23699888, 26824702, 38023364, 39760472, 53649404, 76046728, 79520944, 107298808, 152093456, 214597616, 979101623, 1958203246, 3916406492, 7832812984, 15665625968]

約数ペア:

[(1, 15665625968), (2, 7832812984), (4, 3916406492), (8, 1958203246), (16, 979101623), (73, 214597616), (103, 152093456), (146, 107298808), (197, 79520944), (206, 76046728), (292, 53649404), (394, 39760472), (412, 38023364), (584, 26824702), (661, 23699888), (788, 19880236), (824, 19011682), (1168, 13412351), (1322, 11849944), (1576, 9940118), (1648, 9505841), (2644, 5924972), (3152, 4970059), (5288, 2962486), (7519, 2083472), (10576, 1481243), (14381, 1089328), (15038, 1041736), (20291, 772048), (28762, 544664), (30076, 520868), (40582, 386024), (48253, 324656), (57524, 272332), (60152, 260434), (68083, 230096), (81164, 193012), (96506, 162328), (115048, 136166), (120304, 130217)]