90664720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{11003}}^1$

素因数の和:11119

約数の個数: 40

約数和(自身を含む): 212861376

約数和(自身を除く): 122196656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 11003, 22006, 44012, 55015, 88024, 110030, 176048, 220060, 440120, 880240, 1133309, 2266618, 4533236, 5666545, 9066472, 11333090, 18132944, 22666180, 45332360, 90664720]

約数ペア:

[(1, 90664720), (2, 45332360), (4, 22666180), (5, 18132944), (8, 11333090), (10, 9066472), (16, 5666545), (20, 4533236), (40, 2266618), (80, 1133309), (103, 880240), (206, 440120), (412, 220060), (515, 176048), (824, 110030), (1030, 88024), (1648, 55015), (2060, 44012), (4120, 22006), (8240, 11003)]