39777925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 59281920

約数和(自身を除く): 19503995

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 209, 253, 275, 331, 437, 475, 575, 1045, 1265, 1655, 2185, 3641, 4807, 5225, 6289, 6325, 7613, 8275, 10925, 18205, 24035, 31445, 38065, 69179, 83743, 91025, 120175, 144647, 157225, 190325, 345895, 418715, 723235, 1591117, 1729475, 2093575, 3616175, 7955585, 39777925]

約数ペア:

[(1, 39777925), (5, 7955585), (11, 3616175), (19, 2093575), (23, 1729475), (25, 1591117), (55, 723235), (95, 418715), (115, 345895), (209, 190325), (253, 157225), (275, 144647), (331, 120175), (437, 91025), (475, 83743), (575, 69179), (1045, 38065), (1265, 31445), (1655, 24035), (2185, 18205), (3641, 10925), (4807, 8275), (5225, 7613), (6289, 6325)]