65243375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 85363200

約数和(自身を除く): 20119825

約数列:

[1, 5, 25, 31, 113, 125, 149, 155, 565, 745, 775, 2825, 3503, 3725, 3875, 4619, 14125, 16837, 17515, 18625, 23095, 84185, 87575, 115475, 420925, 437875, 521947, 577375, 2104625, 2609735, 13048675, 65243375]

約数ペア:

[(1, 65243375), (5, 13048675), (25, 2609735), (31, 2104625), (113, 577375), (125, 521947), (149, 437875), (155, 420925), (565, 115475), (745, 87575), (775, 84185), (2825, 23095), (3503, 18625), (3725, 17515), (3875, 16837), (4619, 14125)]