72645404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 142968672

約数和(自身を除く): 70323268

約数列:

[1, 2, 4, 13, 26, 43, 52, 53, 86, 106, 172, 212, 559, 613, 689, 1118, 1226, 1378, 2236, 2279, 2452, 2756, 4558, 7969, 9116, 15938, 26359, 29627, 31876, 32489, 52718, 59254, 64978, 105436, 118508, 129956, 342667, 422357, 685334, 844714, 1370668, 1397027, 1689428, 2794054, 5588108, 18161351, 36322702, 72645404]

約数ペア:

[(1, 72645404), (2, 36322702), (4, 18161351), (13, 5588108), (26, 2794054), (43, 1689428), (52, 1397027), (53, 1370668), (86, 844714), (106, 685334), (172, 422357), (212, 342667), (559, 129956), (613, 118508), (689, 105436), (1118, 64978), (1226, 59254), (1378, 52718), (2236, 32489), (2279, 31876), (2452, 29627), (2756, 26359), (4558, 15938), (7969, 9116)]