71420128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10099}}^1$

素因数の和:10139

約数の個数: 48

約数和(自身を含む): 160347600

約数和(自身を除く): 88927472

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 10099, 20198, 40396, 80792, 131287, 161584, 171683, 262574, 323168, 343366, 525148, 686732, 1050296, 1373464, 2100592, 2231879, 2746928, 4201184, 4463758, 5493856, 8927516, 17855032, 35710064, 71420128]

約数ペア:

[(1, 71420128), (2, 35710064), (4, 17855032), (8, 8927516), (13, 5493856), (16, 4463758), (17, 4201184), (26, 2746928), (32, 2231879), (34, 2100592), (52, 1373464), (68, 1050296), (104, 686732), (136, 525148), (208, 343366), (221, 323168), (272, 262574), (416, 171683), (442, 161584), (544, 131287), (884, 80792), (1768, 40396), (3536, 20198), (7072, 10099)]