3977350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 8280720

約数和(自身を除く): 4303370

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 211, 290, 325, 377, 422, 650, 725, 754, 1055, 1450, 1885, 2110, 2743, 3770, 5275, 5486, 6119, 9425, 10550, 12238, 13715, 18850, 27430, 30595, 61190, 68575, 79547, 137150, 152975, 159094, 305950, 397735, 795470, 1988675, 3977350]

約数ペア:

[(1, 3977350), (2, 1988675), (5, 795470), (10, 397735), (13, 305950), (25, 159094), (26, 152975), (29, 137150), (50, 79547), (58, 68575), (65, 61190), (130, 30595), (145, 27430), (211, 18850), (290, 13715), (325, 12238), (377, 10550), (422, 9425), (650, 6119), (725, 5486), (754, 5275), (1055, 3770), (1450, 2743), (1885, 2110)]