49850480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20101}}^1$

素因数の和:20145

約数の個数: 40

約数和(自身を含む): 119647104

約数和(自身を除く): 69796624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 20101, 40202, 80404, 100505, 160808, 201010, 321616, 402020, 623131, 804040, 1246262, 1608080, 2492524, 3115655, 4985048, 6231310, 9970096, 12462620, 24925240, 49850480]

約数ペア:

[(1, 49850480), (2, 24925240), (4, 12462620), (5, 9970096), (8, 6231310), (10, 4985048), (16, 3115655), (20, 2492524), (31, 1608080), (40, 1246262), (62, 804040), (80, 623131), (124, 402020), (155, 321616), (248, 201010), (310, 160808), (496, 100505), (620, 80404), (1240, 40202), (2480, 20101)]