89286640

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2063}}^1$

素因数の和:2617

約数の個数: 40

約数和(自身を含む): 208075968

約数和(自身を除く): 118789328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 2063, 2164, 2705, 4126, 4328, 5410, 8252, 8656, 10315, 10820, 16504, 20630, 21640, 33008, 41260, 43280, 82520, 165040, 1116083, 2232166, 4464332, 5580415, 8928664, 11160830, 17857328, 22321660, 44643320, 89286640]

約数ペア:

[(1, 89286640), (2, 44643320), (4, 22321660), (5, 17857328), (8, 11160830), (10, 8928664), (16, 5580415), (20, 4464332), (40, 2232166), (80, 1116083), (541, 165040), (1082, 82520), (2063, 43280), (2164, 41260), (2705, 33008), (4126, 21640), (4328, 20630), (5410, 16504), (8252, 10820), (8656, 10315)]