54519140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{757}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 123905712

約数和(自身を除く): 69386572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 277, 554, 757, 1108, 1385, 1514, 2770, 3028, 3601, 3785, 5540, 7202, 7570, 9841, 14404, 15140, 18005, 19682, 36010, 39364, 49205, 72020, 98410, 196820, 209689, 419378, 838756, 1048445, 2096890, 2725957, 4193780, 5451914, 10903828, 13629785, 27259570, 54519140]

約数ペア:

[(1, 54519140), (2, 27259570), (4, 13629785), (5, 10903828), (10, 5451914), (13, 4193780), (20, 2725957), (26, 2096890), (52, 1048445), (65, 838756), (130, 419378), (260, 209689), (277, 196820), (554, 98410), (757, 72020), (1108, 49205), (1385, 39364), (1514, 36010), (2770, 19682), (3028, 18005), (3601, 15140), (3785, 14404), (5540, 9841), (7202, 7570)]