61340630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 123116112

約数和(自身を除く): 61775482

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 491, 806, 961, 982, 1922, 2015, 2455, 4030, 4805, 4910, 6383, 9610, 12493, 12766, 15221, 24986, 30442, 31915, 62465, 63830, 76105, 124930, 152210, 197873, 395746, 471851, 943702, 989365, 1978730, 2359255, 4718510, 6134063, 12268126, 30670315, 61340630]

約数ペア:

[(1, 61340630), (2, 30670315), (5, 12268126), (10, 6134063), (13, 4718510), (26, 2359255), (31, 1978730), (62, 989365), (65, 943702), (130, 471851), (155, 395746), (310, 197873), (403, 152210), (491, 124930), (806, 76105), (961, 63830), (982, 62465), (1922, 31915), (2015, 30442), (2455, 24986), (4030, 15221), (4805, 12766), (4910, 12493), (6383, 9610)]