39781040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1319}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 103118400

約数和(自身を除く): 63337360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1319, 1508, 1885, 2320, 2638, 3016, 3770, 5276, 6032, 6595, 7540, 10552, 13190, 15080, 17147, 21104, 26380, 30160, 34294, 38251, 52760, 68588, 76502, 85735, 105520, 137176, 153004, 171470, 191255, 274352, 306008, 342940, 382510, 497263, 612016, 685880, 765020, 994526, 1371760, 1530040, 1989052, 2486315, 3060080, 3978104, 4972630, 7956208, 9945260, 19890520, 39781040]

約数ペア:

[(1, 39781040), (2, 19890520), (4, 9945260), (5, 7956208), (8, 4972630), (10, 3978104), (13, 3060080), (16, 2486315), (20, 1989052), (26, 1530040), (29, 1371760), (40, 994526), (52, 765020), (58, 685880), (65, 612016), (80, 497263), (104, 382510), (116, 342940), (130, 306008), (145, 274352), (208, 191255), (232, 171470), (260, 153004), (290, 137176), (377, 105520), (464, 85735), (520, 76502), (580, 68588), (754, 52760), (1040, 38251), (1160, 34294), (1319, 30160), (1508, 26380), (1885, 21104), (2320, 17147), (2638, 15080), (3016, 13190), (3770, 10552), (5276, 7540), (6032, 6595)]