159561620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{701}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 194246380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 599, 701, 1198, 1402, 2396, 2804, 2995, 3505, 5990, 7010, 11381, 11980, 13319, 14020, 22762, 26638, 45524, 53276, 56905, 66595, 113810, 133190, 227620, 266380, 419899, 839798, 1679596, 2099495, 4198990, 7978081, 8397980, 15956162, 31912324, 39890405, 79780810, 159561620]

約数ペア:

[(1, 159561620), (2, 79780810), (4, 39890405), (5, 31912324), (10, 15956162), (19, 8397980), (20, 7978081), (38, 4198990), (76, 2099495), (95, 1679596), (190, 839798), (380, 419899), (599, 266380), (701, 227620), (1198, 133190), (1402, 113810), (2396, 66595), (2804, 56905), (2995, 53276), (3505, 45524), (5990, 26638), (7010, 22762), (11381, 14020), (11980, 13319)]