84995920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62497}}^1$

素因数の和:62527

約数の個数: 40

約数和(自身を含む): 209243304

約数和(自身を除く): 124247384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 62497, 124994, 249988, 312485, 499976, 624970, 999952, 1062449, 1249940, 2124898, 2499880, 4249796, 4999760, 5312245, 8499592, 10624490, 16999184, 21248980, 42497960, 84995920]

約数ペア:

[(1, 84995920), (2, 42497960), (4, 21248980), (5, 16999184), (8, 10624490), (10, 8499592), (16, 5312245), (17, 4999760), (20, 4249796), (34, 2499880), (40, 2124898), (68, 1249940), (80, 1062449), (85, 999952), (136, 624970), (170, 499976), (272, 312485), (340, 249988), (680, 124994), (1360, 62497)]