54784880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40283}}^1$

素因数の和:40313

約数の個数: 40

約数和(自身を含む): 134870832

約数和(自身を除く): 80085952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 40283, 80566, 161132, 201415, 322264, 402830, 644528, 684811, 805660, 1369622, 1611320, 2739244, 3222640, 3424055, 5478488, 6848110, 10956976, 13696220, 27392440, 54784880]

約数ペア:

[(1, 54784880), (2, 27392440), (4, 13696220), (5, 10956976), (8, 6848110), (10, 5478488), (16, 3424055), (17, 3222640), (20, 2739244), (34, 1611320), (40, 1369622), (68, 805660), (80, 684811), (85, 644528), (136, 402830), (170, 322264), (272, 201415), (340, 161132), (680, 80566), (1360, 40283)]