53547640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 125012160

約数和(自身を除く): 71464520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 317, 328, 410, 412, 515, 634, 820, 824, 1030, 1268, 1585, 1640, 2060, 2536, 3170, 4120, 4223, 6340, 8446, 12680, 12997, 16892, 21115, 25994, 32651, 33784, 42230, 51988, 64985, 65302, 84460, 103976, 129970, 130604, 163255, 168920, 259940, 261208, 326510, 519880, 653020, 1306040, 1338691, 2677382, 5354764, 6693455, 10709528, 13386910, 26773820, 53547640]

約数ペア:

[(1, 53547640), (2, 26773820), (4, 13386910), (5, 10709528), (8, 6693455), (10, 5354764), (20, 2677382), (40, 1338691), (41, 1306040), (82, 653020), (103, 519880), (164, 326510), (205, 261208), (206, 259940), (317, 168920), (328, 163255), (410, 130604), (412, 129970), (515, 103976), (634, 84460), (820, 65302), (824, 64985), (1030, 51988), (1268, 42230), (1585, 33784), (1640, 32651), (2060, 25994), (2536, 21115), (3170, 16892), (4120, 12997), (4223, 12680), (6340, 8446)]