64658720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{57731}}^1$

素因数の和:57753

約数の個数: 48

約数和(自身を含む): 174581568

約数和(自身を除く): 109922848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 57731, 115462, 230924, 288655, 404117, 461848, 577310, 808234, 923696, 1154620, 1616468, 1847392, 2020585, 2309240, 3232936, 4041170, 4618480, 6465872, 8082340, 9236960, 12931744, 16164680, 32329360, 64658720]

約数ペア:

[(1, 64658720), (2, 32329360), (4, 16164680), (5, 12931744), (7, 9236960), (8, 8082340), (10, 6465872), (14, 4618480), (16, 4041170), (20, 3232936), (28, 2309240), (32, 2020585), (35, 1847392), (40, 1616468), (56, 1154620), (70, 923696), (80, 808234), (112, 577310), (140, 461848), (160, 404117), (224, 288655), (280, 230924), (560, 115462), (1120, 57731)]