64549520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1672

約数の個数: 80

約数和(自身を含む): 173976960

約数和(自身を除く): 109427440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 1579, 2044, 2555, 2920, 3158, 4088, 5110, 5840, 6316, 7895, 8176, 10220, 11053, 12632, 15790, 20440, 22106, 25264, 31580, 40880, 44212, 55265, 63160, 88424, 110530, 115267, 126320, 176848, 221060, 230534, 442120, 461068, 576335, 806869, 884240, 922136, 1152670, 1613738, 1844272, 2305340, 3227476, 4034345, 4610680, 6454952, 8068690, 9221360, 12909904, 16137380, 32274760, 64549520]

約数ペア:

[(1, 64549520), (2, 32274760), (4, 16137380), (5, 12909904), (7, 9221360), (8, 8068690), (10, 6454952), (14, 4610680), (16, 4034345), (20, 3227476), (28, 2305340), (35, 1844272), (40, 1613738), (56, 1152670), (70, 922136), (73, 884240), (80, 806869), (112, 576335), (140, 461068), (146, 442120), (280, 230534), (292, 221060), (365, 176848), (511, 126320), (560, 115267), (584, 110530), (730, 88424), (1022, 63160), (1168, 55265), (1460, 44212), (1579, 40880), (2044, 31580), (2555, 25264), (2920, 22106), (3158, 20440), (4088, 15790), (5110, 12632), (5840, 11053), (6316, 10220), (7895, 8176)]