61271340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78553}}^1$

素因数の和:78578

約数の個数: 48

約数和(自身を含む): 184759008

約数和(自身を除く): 123487668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78553, 157106, 235659, 314212, 392765, 471318, 785530, 942636, 1021189, 1178295, 1571060, 2042378, 2356590, 3063567, 4084756, 4713180, 5105945, 6127134, 10211890, 12254268, 15317835, 20423780, 30635670, 61271340]

約数ペア:

[(1, 61271340), (2, 30635670), (3, 20423780), (4, 15317835), (5, 12254268), (6, 10211890), (10, 6127134), (12, 5105945), (13, 4713180), (15, 4084756), (20, 3063567), (26, 2356590), (30, 2042378), (39, 1571060), (52, 1178295), (60, 1021189), (65, 942636), (78, 785530), (130, 471318), (156, 392765), (195, 314212), (260, 235659), (390, 157106), (780, 78553)]