88104880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64783}}^1$

素因数の和:64813

約数の個数: 40

約数和(自身を含む): 216896832

約数和(自身を除く): 128791952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 64783, 129566, 259132, 323915, 518264, 647830, 1036528, 1101311, 1295660, 2202622, 2591320, 4405244, 5182640, 5506555, 8810488, 11013110, 17620976, 22026220, 44052440, 88104880]

約数ペア:

[(1, 88104880), (2, 44052440), (4, 22026220), (5, 17620976), (8, 11013110), (10, 8810488), (16, 5506555), (17, 5182640), (20, 4405244), (34, 2591320), (40, 2202622), (68, 1295660), (80, 1101311), (85, 1036528), (136, 647830), (170, 518264), (272, 323915), (340, 259132), (680, 129566), (1360, 64783)]