201993575

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 310337280

約数和(自身を除く): 108343705

約数列:

[1, 5, 7, 17, 25, 35, 43, 85, 119, 175, 215, 301, 425, 595, 731, 1075, 1505, 1579, 2975, 3655, 5117, 7525, 7895, 11053, 18275, 25585, 26843, 39475, 55265, 67897, 127925, 134215, 187901, 276325, 339485, 475279, 671075, 939505, 1154249, 1697425, 2376395, 4697525, 5771245, 8079743, 11881975, 28856225, 40398715, 201993575]

約数ペア:

[(1, 201993575), (5, 40398715), (7, 28856225), (17, 11881975), (25, 8079743), (35, 5771245), (43, 4697525), (85, 2376395), (119, 1697425), (175, 1154249), (215, 939505), (301, 671075), (425, 475279), (595, 339485), (731, 276325), (1075, 187901), (1505, 134215), (1579, 127925), (2975, 67897), (3655, 55265), (5117, 39475), (7525, 26843), (7895, 25585), (11053, 18275)]