807789320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50111}}^1$

素因数の和:50166

約数の個数: 64

約数和(自身を含む): 2020515840

約数和(自身を除く): 1212726520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 50111, 100222, 200444, 250555, 400888, 501110, 651443, 1002220, 1302886, 1553441, 2004440, 2605772, 3106882, 3257215, 5211544, 6213764, 6514430, 7767205, 12427528, 13028860, 15534410, 20194733, 26057720, 31068820, 40389466, 62137640, 80778932, 100973665, 161557864, 201947330, 403894660, 807789320]

約数ペア:

[(1, 807789320), (2, 403894660), (4, 201947330), (5, 161557864), (8, 100973665), (10, 80778932), (13, 62137640), (20, 40389466), (26, 31068820), (31, 26057720), (40, 20194733), (52, 15534410), (62, 13028860), (65, 12427528), (104, 7767205), (124, 6514430), (130, 6213764), (155, 5211544), (248, 3257215), (260, 3106882), (310, 2605772), (403, 2004440), (520, 1553441), (620, 1302886), (806, 1002220), (1240, 651443), (1612, 501110), (2015, 400888), (3224, 250555), (4030, 200444), (8060, 100222), (16120, 50111)]