16945250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 37919232

約数和(自身を除く): 20973982

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 125, 161, 175, 230, 250, 322, 350, 421, 575, 805, 842, 875, 1150, 1610, 1750, 2105, 2875, 2947, 4025, 4210, 5750, 5894, 8050, 9683, 10525, 14735, 19366, 20125, 21050, 29470, 40250, 48415, 52625, 67781, 73675, 96830, 105250, 135562, 147350, 242075, 338905, 368375, 484150, 677810, 736750, 1210375, 1694525, 2420750, 3389050, 8472625, 16945250]

約数ペア:

[(1, 16945250), (2, 8472625), (5, 3389050), (7, 2420750), (10, 1694525), (14, 1210375), (23, 736750), (25, 677810), (35, 484150), (46, 368375), (50, 338905), (70, 242075), (115, 147350), (125, 135562), (161, 105250), (175, 96830), (230, 73675), (250, 67781), (322, 52625), (350, 48415), (421, 40250), (575, 29470), (805, 21050), (842, 20125), (875, 19366), (1150, 14735), (1610, 10525), (1750, 9683), (2105, 8050), (2875, 5894), (2947, 5750), (4025, 4210)]