161845250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4021}}^1$

素因数の和:4068

約数の個数: 64

約数和(自身を含む): 361400832

約数和(自身を除く): 199555582

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 125, 161, 175, 230, 250, 322, 350, 575, 805, 875, 1150, 1610, 1750, 2875, 4021, 4025, 5750, 8042, 8050, 20105, 20125, 28147, 40210, 40250, 56294, 92483, 100525, 140735, 184966, 201050, 281470, 462415, 502625, 647381, 703675, 924830, 1005250, 1294762, 1407350, 2312075, 3236905, 3518375, 4624150, 6473810, 7036750, 11560375, 16184525, 23120750, 32369050, 80922625, 161845250]

約数ペア:

[(1, 161845250), (2, 80922625), (5, 32369050), (7, 23120750), (10, 16184525), (14, 11560375), (23, 7036750), (25, 6473810), (35, 4624150), (46, 3518375), (50, 3236905), (70, 2312075), (115, 1407350), (125, 1294762), (161, 1005250), (175, 924830), (230, 703675), (250, 647381), (322, 502625), (350, 462415), (575, 281470), (805, 201050), (875, 184966), (1150, 140735), (1610, 100525), (1750, 92483), (2875, 56294), (4021, 40250), (4025, 40210), (5750, 28147), (8042, 20125), (8050, 20105)]