66717280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:932

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 116174240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 839, 994, 1120, 1136, 1420, 1678, 1988, 2272, 2485, 2840, 3356, 3976, 4195, 4970, 5680, 5873, 6712, 7952, 8390, 9940, 11360, 11746, 13424, 15904, 16780, 19880, 23492, 26848, 29365, 33560, 39760, 46984, 58730, 59569, 67120, 79520, 93968, 117460, 119138, 134240, 187936, 234920, 238276, 297845, 416983, 469840, 476552, 595690, 833966, 939680, 953104, 1191380, 1667932, 1906208, 2084915, 2382760, 3335864, 4169830, 4765520, 6671728, 8339660, 9531040, 13343456, 16679320, 33358640, 66717280]

約数ペア:

[(1, 66717280), (2, 33358640), (4, 16679320), (5, 13343456), (7, 9531040), (8, 8339660), (10, 6671728), (14, 4765520), (16, 4169830), (20, 3335864), (28, 2382760), (32, 2084915), (35, 1906208), (40, 1667932), (56, 1191380), (70, 953104), (71, 939680), (80, 833966), (112, 595690), (140, 476552), (142, 469840), (160, 416983), (224, 297845), (280, 238276), (284, 234920), (355, 187936), (497, 134240), (560, 119138), (568, 117460), (710, 93968), (839, 79520), (994, 67120), (1120, 59569), (1136, 58730), (1420, 46984), (1678, 39760), (1988, 33560), (2272, 29365), (2485, 26848), (2840, 23492), (3356, 19880), (3976, 16780), (4195, 15904), (4970, 13424), (5680, 11746), (5873, 11360), (6712, 9940), (7952, 8390)]