166749620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{599}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 362880000

約数和(自身を除く): 196130380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 449, 599, 620, 898, 1198, 1796, 2245, 2396, 2995, 4490, 5990, 8980, 11980, 13919, 18569, 27838, 37138, 55676, 69595, 74276, 92845, 139190, 185690, 268951, 278380, 371380, 537902, 1075804, 1344755, 2689510, 5379020, 8337481, 16674962, 33349924, 41687405, 83374810, 166749620]

約数ペア:

[(1, 166749620), (2, 83374810), (4, 41687405), (5, 33349924), (10, 16674962), (20, 8337481), (31, 5379020), (62, 2689510), (124, 1344755), (155, 1075804), (310, 537902), (449, 371380), (599, 278380), (620, 268951), (898, 185690), (1198, 139190), (1796, 92845), (2245, 74276), (2396, 69595), (2995, 55676), (4490, 37138), (5990, 27838), (8980, 18569), (11980, 13919)]