80476640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29587}}^1$

素因数の和:29619

約数の個数: 48

約数和(自身を含む): 201316752

約数和(自身を除く): 120840112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 29587, 59174, 118348, 147935, 236696, 295870, 473392, 502979, 591740, 946784, 1005958, 1183480, 2011916, 2366960, 2514895, 4023832, 4733920, 5029790, 8047664, 10059580, 16095328, 20119160, 40238320, 80476640]

約数ペア:

[(1, 80476640), (2, 40238320), (4, 20119160), (5, 16095328), (8, 10059580), (10, 8047664), (16, 5029790), (17, 4733920), (20, 4023832), (32, 2514895), (34, 2366960), (40, 2011916), (68, 1183480), (80, 1005958), (85, 946784), (136, 591740), (160, 502979), (170, 473392), (272, 295870), (340, 236696), (544, 147935), (680, 118348), (1360, 59174), (2720, 29587)]