87182620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6997}}^1$

素因数の和:7102

約数の個数: 48

約数和(自身を含む): 211619520

約数和(自身を除く): 124436900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 6997, 12460, 13994, 27988, 34985, 48979, 69970, 97958, 139940, 195916, 244895, 489790, 622733, 979580, 1245466, 2490932, 3113665, 4359131, 6227330, 8718262, 12454660, 17436524, 21795655, 43591310, 87182620]

約数ペア:

[(1, 87182620), (2, 43591310), (4, 21795655), (5, 17436524), (7, 12454660), (10, 8718262), (14, 6227330), (20, 4359131), (28, 3113665), (35, 2490932), (70, 1245466), (89, 979580), (140, 622733), (178, 489790), (356, 244895), (445, 195916), (623, 139940), (890, 97958), (1246, 69970), (1780, 48979), (2492, 34985), (3115, 27988), (6230, 13994), (6997, 12460)]