1511216565920

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{72100027}}^1$

素因数の和:72100173

約数の個数: 48

約数和(自身を含む): 3597502997088

約数和(自身を除く): 2086286431168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 20960, 72100027, 144200054, 288400108, 360500135, 576800216, 721000270, 1153600432, 1442000540, 2307200864, 2884001080, 5768002160, 9445103537, 11536004320, 18890207074, 37780414148, 47225517685, 75560828296, 94451035370, 151121656592, 188902070740, 302243313184, 377804141480, 755608282960, 1511216565920]

約数ペア:

[(1, 1511216565920), (2, 755608282960), (4, 377804141480), (5, 302243313184), (8, 188902070740), (10, 151121656592), (16, 94451035370), (20, 75560828296), (32, 47225517685), (40, 37780414148), (80, 18890207074), (131, 11536004320), (160, 9445103537), (262, 5768002160), (524, 2884001080), (655, 2307200864), (1048, 1442000540), (1310, 1153600432), (2096, 721000270), (2620, 576800216), (4192, 360500135), (5240, 288400108), (10480, 144200054), (20960, 72100027)]