64949820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83269}}^1$

素因数の和:83294

約数の個数: 48

約数和(自身を含む): 195851040

約数和(自身を除く): 130901220

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, 83269, 166538, 249807, 333076, 416345, 499614, 832690, 999228, 1082497, 1249035, 1665380, 2164994, 2498070, 3247491, 4329988, 4996140, 5412485, 6494982, 10824970, 12989964, 16237455, 21649940, 32474910, 64949820]

約数ペア:

[(1, 64949820), (2, 32474910), (3, 21649940), (4, 16237455), (5, 12989964), (6, 10824970), (10, 6494982), (12, 5412485), (13, 4996140), (15, 4329988), (20, 3247491), (26, 2498070), (30, 2164994), (39, 1665380), (52, 1249035), (60, 1082497), (65, 999228), (78, 832690), (130, 499614), (156, 416345), (195, 333076), (260, 249807), (390, 166538), (780, 83269)]