51614660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 111041280

約数和(自身を除く): 59426620

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 271, 356, 428, 445, 535, 542, 890, 1070, 1084, 1355, 1780, 2140, 2710, 5420, 9523, 19046, 24119, 28997, 38092, 47615, 48238, 57994, 95230, 96476, 115988, 120595, 144985, 190460, 241190, 289970, 482380, 579940, 2580733, 5161466, 10322932, 12903665, 25807330, 51614660]

約数ペア:

[(1, 51614660), (2, 25807330), (4, 12903665), (5, 10322932), (10, 5161466), (20, 2580733), (89, 579940), (107, 482380), (178, 289970), (214, 241190), (271, 190460), (356, 144985), (428, 120595), (445, 115988), (535, 96476), (542, 95230), (890, 57994), (1070, 48238), (1084, 47615), (1355, 38092), (1780, 28997), (2140, 24119), (2710, 19046), (5420, 9523)]