64460620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15877}}^1$

素因数の和:15922

約数の個数: 48

約数和(自身を含む): 160050240

約数和(自身を除く): 95589620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 15877, 31754, 63508, 79385, 111139, 158770, 222278, 317540, 444556, 460433, 555695, 920866, 1111390, 1841732, 2222780, 2302165, 3223031, 4604330, 6446062, 9208660, 12892124, 16115155, 32230310, 64460620]

約数ペア:

[(1, 64460620), (2, 32230310), (4, 16115155), (5, 12892124), (7, 9208660), (10, 6446062), (14, 4604330), (20, 3223031), (28, 2302165), (29, 2222780), (35, 1841732), (58, 1111390), (70, 920866), (116, 555695), (140, 460433), (145, 444556), (203, 317540), (290, 222278), (406, 158770), (580, 111139), (812, 79385), (1015, 63508), (2030, 31754), (4060, 15877)]