99993995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{3797}}^1$

素因数の和:4054

約数の個数: 16

約数和(自身を含む): 125789760

約数和(自身を除く): 25795765

約数列:

[1, 5, 23, 115, 229, 1145, 3797, 5267, 18985, 26335, 87331, 436655, 869513, 4347565, 19998799, 99993995]

約数ペア:

[(1, 99993995), (5, 19998799), (23, 4347565), (115, 869513), (229, 436655), (1145, 87331), (3797, 26335), (5267, 18985)]