74388190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1289}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 139320000

約数和(自身を除く): 64931810

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 290, 398, 995, 1289, 1990, 2578, 5771, 6445, 11542, 12890, 28855, 37381, 57710, 74762, 186905, 256511, 373810, 513022, 1282555, 2565110, 7438819, 14877638, 37194095, 74388190]

約数ペア:

[(1, 74388190), (2, 37194095), (5, 14877638), (10, 7438819), (29, 2565110), (58, 1282555), (145, 513022), (199, 373810), (290, 256511), (398, 186905), (995, 74762), (1289, 57710), (1990, 37381), (2578, 28855), (5771, 12890), (6445, 11542)]