100697000

素因数分解:

$2^3\times 5^3\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1119

約数の個数: 64

約数和(自身を含む): 238202640

約数和(自身を除く): 137505640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 125, 200, 202, 250, 404, 500, 505, 808, 997, 1000, 1010, 1994, 2020, 2525, 3988, 4040, 4985, 5050, 7976, 9970, 10100, 12625, 19940, 20200, 24925, 25250, 39880, 49850, 50500, 99700, 100697, 101000, 124625, 199400, 201394, 249250, 402788, 498500, 503485, 805576, 997000, 1006970, 2013940, 2517425, 4027880, 5034850, 10069700, 12587125, 20139400, 25174250, 50348500, 100697000]

約数ペア:

[(1, 100697000), (2, 50348500), (4, 25174250), (5, 20139400), (8, 12587125), (10, 10069700), (20, 5034850), (25, 4027880), (40, 2517425), (50, 2013940), (100, 1006970), (101, 997000), (125, 805576), (200, 503485), (202, 498500), (250, 402788), (404, 249250), (500, 201394), (505, 199400), (808, 124625), (997, 101000), (1000, 100697), (1010, 99700), (1994, 50500), (2020, 49850), (2525, 39880), (3988, 25250), (4040, 24925), (4985, 20200), (5050, 19940), (7976, 12625), (9970, 10100)]