200697680

素因数分解:

$2^4\times 5^1\times {\mathrm{569}}^1\times {\mathrm{4409}}^1$

素因数の和:4991

約数の個数: 40

約数和(自身を含む): 467548200

約数和(自身を除く): 266850520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 569, 1138, 2276, 2845, 4409, 4552, 5690, 8818, 9104, 11380, 17636, 22045, 22760, 35272, 44090, 45520, 70544, 88180, 176360, 352720, 2508721, 5017442, 10034884, 12543605, 20069768, 25087210, 40139536, 50174420, 100348840, 200697680]

約数ペア:

[(1, 200697680), (2, 100348840), (4, 50174420), (5, 40139536), (8, 25087210), (10, 20069768), (16, 12543605), (20, 10034884), (40, 5017442), (80, 2508721), (569, 352720), (1138, 176360), (2276, 88180), (2845, 70544), (4409, 45520), (4552, 44090), (5690, 35272), (8818, 22760), (9104, 22045), (11380, 17636)]