65288275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 93570400

約数和(自身を除く): 28282125

約数列:

[1, 5, 13, 19, 25, 65, 95, 97, 109, 247, 325, 475, 485, 545, 1235, 1261, 1417, 1843, 2071, 2425, 2725, 6175, 6305, 7085, 9215, 10355, 10573, 23959, 26923, 31525, 35425, 46075, 51775, 52865, 119795, 134615, 137449, 200887, 264325, 598975, 673075, 687245, 1004435, 2611531, 3436225, 5022175, 13057655, 65288275]

約数ペア:

[(1, 65288275), (5, 13057655), (13, 5022175), (19, 3436225), (25, 2611531), (65, 1004435), (95, 687245), (97, 673075), (109, 598975), (247, 264325), (325, 200887), (475, 137449), (485, 134615), (545, 119795), (1235, 52865), (1261, 51775), (1417, 46075), (1843, 35425), (2071, 31525), (2425, 26923), (2725, 23959), (6175, 10573), (6305, 10355), (7085, 9215)]