25289180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1$

素因数の和:5874

約数の個数: 48

約数和(自身を含む): 62662656

約数和(自身を除く): 37373476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 5827, 11654, 23308, 29135, 40789, 58270, 81578, 116540, 163156, 180637, 203945, 361274, 407890, 722548, 815780, 903185, 1264459, 1806370, 2528918, 3612740, 5057836, 6322295, 12644590, 25289180]

約数ペア:

[(1, 25289180), (2, 12644590), (4, 6322295), (5, 5057836), (7, 3612740), (10, 2528918), (14, 1806370), (20, 1264459), (28, 903185), (31, 815780), (35, 722548), (62, 407890), (70, 361274), (124, 203945), (140, 180637), (155, 163156), (217, 116540), (310, 81578), (434, 58270), (620, 40789), (868, 29135), (1085, 23308), (2170, 11654), (4340, 5827)]