659778860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 1532224512

約数和(自身を除く): 872445652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 103, 130, 142, 206, 260, 284, 347, 355, 412, 515, 694, 710, 923, 1030, 1339, 1388, 1420, 1735, 1846, 2060, 2678, 3470, 3692, 4511, 4615, 5356, 6695, 6940, 7313, 9022, 9230, 13390, 14626, 18044, 18460, 22555, 24637, 26780, 29252, 35741, 36565, 45110, 49274, 71482, 73130, 90220, 95069, 98548, 123185, 142964, 146260, 178705, 190138, 246370, 320281, 357410, 380276, 464633, 475345, 492740, 640562, 714820, 929266, 950690, 1281124, 1601405, 1858532, 1901380, 2323165, 2537611, 3202810, 4646330, 5075222, 6405620, 9292660, 10150444, 12688055, 25376110, 32988943, 50752220, 65977886, 131955772, 164944715, 329889430, 659778860]

約数ペア:

[(1, 659778860), (2, 329889430), (4, 164944715), (5, 131955772), (10, 65977886), (13, 50752220), (20, 32988943), (26, 25376110), (52, 12688055), (65, 10150444), (71, 9292660), (103, 6405620), (130, 5075222), (142, 4646330), (206, 3202810), (260, 2537611), (284, 2323165), (347, 1901380), (355, 1858532), (412, 1601405), (515, 1281124), (694, 950690), (710, 929266), (923, 714820), (1030, 640562), (1339, 492740), (1388, 475345), (1420, 464633), (1735, 380276), (1846, 357410), (2060, 320281), (2678, 246370), (3470, 190138), (3692, 178705), (4511, 146260), (4615, 142964), (5356, 123185), (6695, 98548), (6940, 95069), (7313, 90220), (9022, 73130), (9230, 71482), (13390, 49274), (14626, 45110), (18044, 36565), (18460, 35741), (22555, 29252), (24637, 26780)]