65215425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 118688832

約数和(自身を除く): 53473407

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 137, 165, 275, 411, 577, 685, 825, 1507, 1731, 2055, 2885, 3425, 4521, 6347, 7535, 8655, 10275, 14425, 19041, 22605, 31735, 37675, 43275, 79049, 95205, 113025, 158675, 237147, 395245, 476025, 869539, 1185735, 1976225, 2608617, 4347695, 5928675, 13043085, 21738475, 65215425]

約数ペア:

[(1, 65215425), (3, 21738475), (5, 13043085), (11, 5928675), (15, 4347695), (25, 2608617), (33, 1976225), (55, 1185735), (75, 869539), (137, 476025), (165, 395245), (275, 237147), (411, 158675), (577, 113025), (685, 95205), (825, 79049), (1507, 43275), (1731, 37675), (2055, 31735), (2885, 22605), (3425, 19041), (4521, 14425), (6347, 10275), (7535, 8655)]