53718620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 115577280

約数和(自身を除く): 61858660

約数列:

[1, 2, 4, 5, 10, 20, 89, 103, 178, 206, 293, 356, 412, 445, 515, 586, 890, 1030, 1172, 1465, 1780, 2060, 2930, 5860, 9167, 18334, 26077, 30179, 36668, 45835, 52154, 60358, 91670, 104308, 120716, 130385, 150895, 183340, 260770, 301790, 521540, 603580, 2685931, 5371862, 10743724, 13429655, 26859310, 53718620]

約数ペア:

[(1, 53718620), (2, 26859310), (4, 13429655), (5, 10743724), (10, 5371862), (20, 2685931), (89, 603580), (103, 521540), (178, 301790), (206, 260770), (293, 183340), (356, 150895), (412, 130385), (445, 120716), (515, 104308), (586, 91670), (890, 60358), (1030, 52154), (1172, 45835), (1465, 36668), (1780, 30179), (2060, 26077), (2930, 18334), (5860, 9167)]