8136199240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{504727}}^1$

素因数の和:504782

約数の個数: 64

約数和(自身を含む): 20350632960

約数和(自身を除く): 12214433720

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, 504727, 1009454, 2018908, 2523635, 4037816, 5047270, 6561451, 10094540, 13122902, 15646537, 20189080, 26245804, 31293074, 32807255, 52491608, 62586148, 65614510, 78232685, 125172296, 131229020, 156465370, 203404981, 262458040, 312930740, 406809962, 625861480, 813619924, 1017024905, 1627239848, 2034049810, 4068099620, 8136199240]

約数ペア:

[(1, 8136199240), (2, 4068099620), (4, 2034049810), (5, 1627239848), (8, 1017024905), (10, 813619924), (13, 625861480), (20, 406809962), (26, 312930740), (31, 262458040), (40, 203404981), (52, 156465370), (62, 131229020), (65, 125172296), (104, 78232685), (124, 65614510), (130, 62586148), (155, 52491608), (248, 32807255), (260, 31293074), (310, 26245804), (403, 20189080), (520, 15646537), (620, 13122902), (806, 10094540), (1240, 6561451), (1612, 5047270), (2015, 4037816), (3224, 2523635), (4030, 2018908), (8060, 1009454), (16120, 504727)]