64316915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 87333120

約数和(自身を除く): 23016205

約数列:

[1, 5, 13, 37, 47, 65, 185, 235, 481, 569, 611, 1739, 2405, 2845, 3055, 7397, 8695, 21053, 22607, 26743, 36985, 105265, 113035, 133715, 273689, 347659, 989491, 1368445, 1738295, 4947455, 12863383, 64316915]

約数ペア:

[(1, 64316915), (5, 12863383), (13, 4947455), (37, 1738295), (47, 1368445), (65, 989491), (185, 347659), (235, 273689), (481, 133715), (569, 113035), (611, 105265), (1739, 36985), (2405, 26743), (2845, 22607), (3055, 21053), (7397, 8695)]