1999462375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 2629422432

約数和(自身を除く): 629960057

約数列:

[1, 5, 25, 41, 43, 125, 205, 211, 215, 1025, 1055, 1075, 1763, 1849, 5125, 5275, 5375, 8651, 8815, 9073, 9245, 26375, 43255, 44075, 45365, 46225, 75809, 216275, 220375, 226825, 231125, 371993, 379045, 390139, 1081375, 1134125, 1859965, 1895225, 1950695, 9299825, 9476125, 9753475, 15995699, 46499125, 48767375, 79978495, 399892475, 1999462375]

約数ペア:

[(1, 1999462375), (5, 399892475), (25, 79978495), (41, 48767375), (43, 46499125), (125, 15995699), (205, 9753475), (211, 9476125), (215, 9299825), (1025, 1950695), (1055, 1895225), (1075, 1859965), (1763, 1134125), (1849, 1081375), (5125, 390139), (5275, 379045), (5375, 371993), (8651, 231125), (8815, 226825), (9073, 220375), (9245, 216275), (26375, 75809), (43255, 46225), (44075, 45365)]