80098020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1193}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 243819576

約数和(自身を除く): 163721556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1193, 1492, 1865, 2238, 2386, 3357, 3579, 3730, 4476, 4772, 5595, 5965, 6714, 7158, 7460, 10737, 11190, 11930, 13428, 14316, 16785, 17895, 21474, 22380, 23860, 33570, 35790, 42948, 53685, 67140, 71580, 107370, 214740, 444989, 889978, 1334967, 1779956, 2224945, 2669934, 4004901, 4449890, 5339868, 6674835, 8009802, 8899780, 13349670, 16019604, 20024505, 26699340, 40049010, 80098020]

約数ペア:

[(1, 80098020), (2, 40049010), (3, 26699340), (4, 20024505), (5, 16019604), (6, 13349670), (9, 8899780), (10, 8009802), (12, 6674835), (15, 5339868), (18, 4449890), (20, 4004901), (30, 2669934), (36, 2224945), (45, 1779956), (60, 1334967), (90, 889978), (180, 444989), (373, 214740), (746, 107370), (1119, 71580), (1193, 67140), (1492, 53685), (1865, 42948), (2238, 35790), (2386, 33570), (3357, 23860), (3579, 22380), (3730, 21474), (4476, 17895), (4772, 16785), (5595, 14316), (5965, 13428), (6714, 11930), (7158, 11190), (7460, 10737)]