15663359560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{68711}}^1$

素因数の和:68902

約数の個数: 64

約数和(自身を含む): 36362390400

約数和(自身を除く): 20699030840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 139, 164, 205, 278, 328, 410, 556, 695, 820, 1112, 1390, 1640, 2780, 5560, 5699, 11398, 22796, 28495, 45592, 56990, 68711, 113980, 137422, 227960, 274844, 343555, 549688, 687110, 1374220, 2748440, 2817151, 5634302, 9550829, 11268604, 14085755, 19101658, 22537208, 28171510, 38203316, 47754145, 56343020, 76406632, 95508290, 112686040, 191016580, 382033160, 391583989, 783167978, 1566335956, 1957919945, 3132671912, 3915839890, 7831679780, 15663359560]

約数ペア:

[(1, 15663359560), (2, 7831679780), (4, 3915839890), (5, 3132671912), (8, 1957919945), (10, 1566335956), (20, 783167978), (40, 391583989), (41, 382033160), (82, 191016580), (139, 112686040), (164, 95508290), (205, 76406632), (278, 56343020), (328, 47754145), (410, 38203316), (556, 28171510), (695, 22537208), (820, 19101658), (1112, 14085755), (1390, 11268604), (1640, 9550829), (2780, 5634302), (5560, 2817151), (5699, 2748440), (11398, 1374220), (22796, 687110), (28495, 549688), (45592, 343555), (56990, 274844), (68711, 227960), (113980, 137422)]