71823895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 113218560

約数和(自身を除く): 41394665

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 311, 323, 715, 935, 1045, 1105, 1235, 1555, 1615, 2431, 2717, 3421, 3553, 4043, 4199, 5287, 5909, 12155, 13585, 17105, 17765, 20215, 20995, 26435, 29545, 44473, 46189, 58157, 64999, 68731, 76817, 100453, 222365, 230945, 290785, 324995, 343655, 384085, 502265, 756041, 844987, 1104983, 1305889, 3780205, 4224935, 5524915, 6529445, 14364779, 71823895]

約数ペア:

[(1, 71823895), (5, 14364779), (11, 6529445), (13, 5524915), (17, 4224935), (19, 3780205), (55, 1305889), (65, 1104983), (85, 844987), (95, 756041), (143, 502265), (187, 384085), (209, 343655), (221, 324995), (247, 290785), (311, 230945), (323, 222365), (715, 100453), (935, 76817), (1045, 68731), (1105, 64999), (1235, 58157), (1555, 46189), (1615, 44473), (2431, 29545), (2717, 26435), (3421, 20995), (3553, 20215), (4043, 17765), (4199, 17105), (5287, 13585), (5909, 12155)]