62781040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1670

約数の個数: 80

約数和(自身を含む): 169274880

約数和(自身を除く): 106493840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1579, 1988, 2485, 2840, 3158, 3976, 4970, 5680, 6316, 7895, 7952, 9940, 11053, 12632, 15790, 19880, 22106, 25264, 31580, 39760, 44212, 55265, 63160, 88424, 110530, 112109, 126320, 176848, 221060, 224218, 442120, 448436, 560545, 784763, 884240, 896872, 1121090, 1569526, 1793744, 2242180, 3139052, 3923815, 4484360, 6278104, 7847630, 8968720, 12556208, 15695260, 31390520, 62781040]

約数ペア:

[(1, 62781040), (2, 31390520), (4, 15695260), (5, 12556208), (7, 8968720), (8, 7847630), (10, 6278104), (14, 4484360), (16, 3923815), (20, 3139052), (28, 2242180), (35, 1793744), (40, 1569526), (56, 1121090), (70, 896872), (71, 884240), (80, 784763), (112, 560545), (140, 448436), (142, 442120), (280, 224218), (284, 221060), (355, 176848), (497, 126320), (560, 112109), (568, 110530), (710, 88424), (994, 63160), (1136, 55265), (1420, 44212), (1579, 39760), (1988, 31580), (2485, 25264), (2840, 22106), (3158, 19880), (3976, 15790), (4970, 12632), (5680, 11053), (6316, 9940), (7895, 7952)]