64229620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35291}}^1$

素因数の和:35320

約数の個数: 48

約数和(自身を含む): 166013568

約数和(自身を除く): 101783948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 35291, 70582, 141164, 176455, 247037, 352910, 458783, 494074, 705820, 917566, 988148, 1235185, 1835132, 2293915, 2470370, 3211481, 4587830, 4940740, 6422962, 9175660, 12845924, 16057405, 32114810, 64229620]

約数ペア:

[(1, 64229620), (2, 32114810), (4, 16057405), (5, 12845924), (7, 9175660), (10, 6422962), (13, 4940740), (14, 4587830), (20, 3211481), (26, 2470370), (28, 2293915), (35, 1835132), (52, 1235185), (65, 988148), (70, 917566), (91, 705820), (130, 494074), (140, 458783), (182, 352910), (260, 247037), (364, 176455), (455, 141164), (910, 70582), (1820, 35291)]