67736180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 147544320

約数和(自身を除く): 79808140

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 997, 1580, 1994, 3397, 3988, 4985, 6794, 9970, 13588, 16985, 19940, 33970, 42871, 67940, 78763, 85742, 157526, 171484, 214355, 315052, 393815, 428710, 787630, 857420, 1575260, 3386809, 6773618, 13547236, 16934045, 33868090, 67736180]

約数ペア:

[(1, 67736180), (2, 33868090), (4, 16934045), (5, 13547236), (10, 6773618), (20, 3386809), (43, 1575260), (79, 857420), (86, 787630), (158, 428710), (172, 393815), (215, 315052), (316, 214355), (395, 171484), (430, 157526), (790, 85742), (860, 78763), (997, 67940), (1580, 42871), (1994, 33970), (3397, 19940), (3988, 16985), (4985, 13588), (6794, 9970)]