73848580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 167650560

約数和(自身を除く): 93801980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 439, 647, 878, 1294, 1756, 2195, 2588, 3235, 4390, 5707, 6470, 8411, 8780, 11414, 12940, 16822, 22828, 28535, 33644, 42055, 57070, 84110, 114140, 168220, 284033, 568066, 1136132, 1420165, 2840330, 3692429, 5680660, 7384858, 14769716, 18462145, 36924290, 73848580]

約数ペア:

[(1, 73848580), (2, 36924290), (4, 18462145), (5, 14769716), (10, 7384858), (13, 5680660), (20, 3692429), (26, 2840330), (52, 1420165), (65, 1136132), (130, 568066), (260, 284033), (439, 168220), (647, 114140), (878, 84110), (1294, 57070), (1756, 42055), (2195, 33644), (2588, 28535), (3235, 22828), (4390, 16822), (5707, 12940), (6470, 11414), (8411, 8780)]