154041520

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11813}}^1$

素因数の和:11989

約数の個数: 40

約数和(自身を含む): 360374256

約数和(自身を除く): 206332736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 11813, 13040, 23626, 47252, 59065, 94504, 118130, 189008, 236260, 472520, 945040, 1925519, 3851038, 7702076, 9627595, 15404152, 19255190, 30808304, 38510380, 77020760, 154041520]

約数ペア:

[(1, 154041520), (2, 77020760), (4, 38510380), (5, 30808304), (8, 19255190), (10, 15404152), (16, 9627595), (20, 7702076), (40, 3851038), (80, 1925519), (163, 945040), (326, 472520), (652, 236260), (815, 189008), (1304, 118130), (1630, 94504), (2608, 59065), (3260, 47252), (6520, 23626), (11813, 13040)]