839630090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 1676505600

約数和(自身を除く): 836875510

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 131, 235, 262, 470, 611, 655, 1049, 1222, 1310, 1703, 2098, 3055, 3406, 5245, 6110, 6157, 8515, 10490, 12314, 13637, 17030, 27274, 30785, 49303, 61570, 68185, 80041, 98606, 136370, 137419, 160082, 246515, 274838, 400205, 493030, 640939, 687095, 800410, 1281878, 1374190, 1786447, 3204695, 3572894, 6409390, 6458693, 8932235, 12917386, 17864470, 32293465, 64586930, 83963009, 167926018, 419815045, 839630090]

約数ペア:

[(1, 839630090), (2, 419815045), (5, 167926018), (10, 83963009), (13, 64586930), (26, 32293465), (47, 17864470), (65, 12917386), (94, 8932235), (130, 6458693), (131, 6409390), (235, 3572894), (262, 3204695), (470, 1786447), (611, 1374190), (655, 1281878), (1049, 800410), (1222, 687095), (1310, 640939), (1703, 493030), (2098, 400205), (3055, 274838), (3406, 246515), (5245, 160082), (6110, 137419), (6157, 136370), (8515, 98606), (10490, 80041), (12314, 68185), (13637, 61570), (17030, 49303), (27274, 30785)]