665632016

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 120

約数和(自身を含む): 1580595264

約数和(自身を除く): 914963248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 101, 112, 133, 152, 163, 202, 266, 304, 326, 361, 404, 532, 652, 707, 722, 808, 1064, 1141, 1304, 1414, 1444, 1616, 1919, 2128, 2282, 2527, 2608, 2828, 2888, 3097, 3838, 4564, 5054, 5656, 5776, 6194, 7676, 9128, 10108, 11312, 12388, 13433, 15352, 16463, 18256, 20216, 21679, 24776, 26866, 30704, 32926, 36461, 40432, 43358, 49552, 53732, 58843, 65852, 72922, 86716, 107464, 115241, 117686, 131704, 145844, 173432, 214928, 230482, 235372, 255227, 263408, 291688, 312797, 346864, 411901, 460964, 470744, 510454, 583376, 625594, 823802, 921928, 941488, 1020908, 1251188, 1647604, 1843856, 2041816, 2189579, 2502376, 3295208, 4083632, 4379158, 5004752, 5943143, 6590416, 8758316, 11886286, 17516632, 23772572, 35033264, 41602001, 47545144, 83204002, 95090288, 166408004, 332816008, 665632016]

約数ペア:

[(1, 665632016), (2, 332816008), (4, 166408004), (7, 95090288), (8, 83204002), (14, 47545144), (16, 41602001), (19, 35033264), (28, 23772572), (38, 17516632), (56, 11886286), (76, 8758316), (101, 6590416), (112, 5943143), (133, 5004752), (152, 4379158), (163, 4083632), (202, 3295208), (266, 2502376), (304, 2189579), (326, 2041816), (361, 1843856), (404, 1647604), (532, 1251188), (652, 1020908), (707, 941488), (722, 921928), (808, 823802), (1064, 625594), (1141, 583376), (1304, 510454), (1414, 470744), (1444, 460964), (1616, 411901), (1919, 346864), (2128, 312797), (2282, 291688), (2527, 263408), (2608, 255227), (2828, 235372), (2888, 230482), (3097, 214928), (3838, 173432), (4564, 145844), (5054, 131704), (5656, 117686), (5776, 115241), (6194, 107464), (7676, 86716), (9128, 72922), (10108, 65852), (11312, 58843), (12388, 53732), (13433, 49552), (15352, 43358), (16463, 40432), (18256, 36461), (20216, 32926), (21679, 30704), (24776, 26866)]