25316740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 33953660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 3919, 6460, 7838, 15676, 19595, 39190, 66623, 74461, 78380, 133246, 148922, 266492, 297844, 333115, 372305, 666230, 744610, 1265837, 1332460, 1489220, 2531674, 5063348, 6329185, 12658370, 25316740]

約数ペア:

[(1, 25316740), (2, 12658370), (4, 6329185), (5, 5063348), (10, 2531674), (17, 1489220), (19, 1332460), (20, 1265837), (34, 744610), (38, 666230), (68, 372305), (76, 333115), (85, 297844), (95, 266492), (170, 148922), (190, 133246), (323, 78380), (340, 74461), (380, 66623), (646, 39190), (1292, 19595), (1615, 15676), (3230, 7838), (3919, 6460)]