221696758075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1158139}}^1$

素因数の和:1158212

約数の個数: 48

約数和(自身を含む): 321684966400

約数和(自身を除く): 99988208325

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 403, 475, 589, 775, 1235, 2015, 2945, 6175, 7657, 10075, 14725, 38285, 191425, 1158139, 5790695, 15055807, 22004641, 28953475, 35902309, 75279035, 110023205, 179511545, 286060333, 376395175, 466730017, 550116025, 682143871, 897557725, 1430301665, 2333650085, 3410719355, 7151508325, 8867870323, 11668250425, 17053596775, 44339351615, 221696758075]

約数ペア:

[(1, 221696758075), (5, 44339351615), (13, 17053596775), (19, 11668250425), (25, 8867870323), (31, 7151508325), (65, 3410719355), (95, 2333650085), (155, 1430301665), (247, 897557725), (325, 682143871), (403, 550116025), (475, 466730017), (589, 376395175), (775, 286060333), (1235, 179511545), (2015, 110023205), (2945, 75279035), (6175, 35902309), (7657, 28953475), (10075, 22004641), (14725, 15055807), (38285, 5790695), (191425, 1158139)]