40690375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 56137536

約数和(自身を除く): 15447161

約数列:

[1, 5, 11, 25, 55, 101, 125, 275, 293, 505, 1111, 1375, 1465, 2525, 3223, 5555, 7325, 12625, 16115, 27775, 29593, 36625, 80575, 138875, 147965, 325523, 402875, 739825, 1627615, 3699125, 8138075, 40690375]

約数ペア:

[(1, 40690375), (5, 8138075), (11, 3699125), (25, 1627615), (55, 739825), (101, 402875), (125, 325523), (275, 147965), (293, 138875), (505, 80575), (1111, 36625), (1375, 29593), (1465, 27775), (2525, 16115), (3223, 12625), (5555, 7325)]