71389175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 109576320

約数和(自身を除く): 38187145

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 209, 247, 275, 325, 475, 715, 1045, 1051, 1235, 2717, 3575, 5225, 5255, 6175, 11561, 13585, 13663, 19969, 26275, 57805, 67925, 68315, 99845, 150293, 219659, 259597, 289025, 341575, 499225, 751465, 1098295, 1297985, 2855567, 3757325, 5491475, 6489925, 14277835, 71389175]

約数ペア:

[(1, 71389175), (5, 14277835), (11, 6489925), (13, 5491475), (19, 3757325), (25, 2855567), (55, 1297985), (65, 1098295), (95, 751465), (143, 499225), (209, 341575), (247, 289025), (275, 259597), (325, 219659), (475, 150293), (715, 99845), (1045, 68315), (1051, 67925), (1235, 57805), (2717, 26275), (3575, 19969), (5225, 13663), (5255, 13585), (6175, 11561)]