99951880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{733}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 257898240

約数和(自身を除く): 157946360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487, 733, 974, 1466, 1948, 2435, 2932, 3409, 3665, 3896, 4870, 5131, 5864, 6818, 7330, 9740, 10262, 13636, 14660, 17045, 19480, 20524, 25655, 27272, 29320, 34090, 41048, 51310, 68180, 102620, 136360, 205240, 356971, 713942, 1427884, 1784855, 2498797, 2855768, 3569710, 4997594, 7139420, 9995188, 12493985, 14278840, 19990376, 24987970, 49975940, 99951880]

約数ペア:

[(1, 99951880), (2, 49975940), (4, 24987970), (5, 19990376), (7, 14278840), (8, 12493985), (10, 9995188), (14, 7139420), (20, 4997594), (28, 3569710), (35, 2855768), (40, 2498797), (56, 1784855), (70, 1427884), (140, 713942), (280, 356971), (487, 205240), (733, 136360), (974, 102620), (1466, 68180), (1948, 51310), (2435, 41048), (2932, 34090), (3409, 29320), (3665, 27272), (3896, 25655), (4870, 20524), (5131, 19480), (5864, 17045), (6818, 14660), (7330, 13636), (9740, 10262)]