2015350025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 2783363520

約数和(自身を除く): 768013495

約数列:

[1, 5, 13, 25, 59, 61, 65, 295, 305, 325, 767, 793, 1475, 1525, 1723, 3599, 3835, 3965, 8615, 17995, 19175, 19825, 22399, 43075, 46787, 89975, 101657, 105103, 111995, 233935, 508285, 525515, 559975, 1169675, 1321541, 1366339, 2541425, 2627575, 6201077, 6607705, 6831695, 31005385, 33038525, 34158475, 80614001, 155026925, 403070005, 2015350025]

約数ペア:

[(1, 2015350025), (5, 403070005), (13, 155026925), (25, 80614001), (59, 34158475), (61, 33038525), (65, 31005385), (295, 6831695), (305, 6607705), (325, 6201077), (767, 2627575), (793, 2541425), (1475, 1366339), (1525, 1321541), (1723, 1169675), (3599, 559975), (3835, 525515), (3965, 508285), (8615, 233935), (17995, 111995), (19175, 105103), (19825, 101657), (22399, 89975), (43075, 46787)]