289333675

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 389135808

約数和(自身を除く): 99802133

約数列:

[1, 5, 23, 25, 61, 73, 113, 115, 305, 365, 565, 575, 1403, 1525, 1679, 1825, 2599, 2825, 4453, 6893, 7015, 8249, 8395, 12995, 22265, 34465, 35075, 41245, 41975, 64975, 102419, 111325, 158539, 172325, 189727, 206225, 503189, 512095, 792695, 948635, 2515945, 2560475, 3963475, 4743175, 11573347, 12579725, 57866735, 289333675]

約数ペア:

[(1, 289333675), (5, 57866735), (23, 12579725), (25, 11573347), (61, 4743175), (73, 3963475), (113, 2560475), (115, 2515945), (305, 948635), (365, 792695), (565, 512095), (575, 503189), (1403, 206225), (1525, 189727), (1679, 172325), (1825, 158539), (2599, 111325), (2825, 102419), (4453, 64975), (6893, 41975), (7015, 41245), (8249, 35075), (8395, 34465), (12995, 22265)]