80431182

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20257

約数の個数: 48

約数和(自身を含む): 198722160

約数和(自身を除く): 118290978

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20219, 40438, 60657, 121314, 181971, 262847, 343723, 363942, 525694, 687446, 788541, 1031169, 1577082, 2062338, 2365623, 3093507, 4468399, 4731246, 6187014, 8936798, 13405197, 26810394, 40215591, 80431182]

約数ペア:

[(1, 80431182), (2, 40215591), (3, 26810394), (6, 13405197), (9, 8936798), (13, 6187014), (17, 4731246), (18, 4468399), (26, 3093507), (34, 2365623), (39, 2062338), (51, 1577082), (78, 1031169), (102, 788541), (117, 687446), (153, 525694), (221, 363942), (234, 343723), (306, 262847), (442, 181971), (663, 121314), (1326, 60657), (1989, 40438), (3978, 20219)]