89651830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 166017600

約数和(自身を除く): 76365770

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 449, 487, 898, 974, 2245, 2435, 4490, 4870, 18409, 19967, 36818, 39934, 92045, 99835, 184090, 199670, 218663, 437326, 1093315, 2186630, 8965183, 17930366, 44825915, 89651830]

約数ペア:

[(1, 89651830), (2, 44825915), (5, 17930366), (10, 8965183), (41, 2186630), (82, 1093315), (205, 437326), (410, 218663), (449, 199670), (487, 184090), (898, 99835), (974, 92045), (2245, 39934), (2435, 36818), (4490, 19967), (4870, 18409)]