25757900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 65995776

約数和(自身を除く): 40237876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1187, 1550, 2170, 2374, 3100, 4340, 4748, 5425, 5935, 8309, 10850, 11870, 16618, 21700, 23740, 29675, 33236, 36797, 41545, 59350, 73594, 83090, 118700, 147188, 166180, 183985, 207725, 257579, 367970, 415450, 515158, 735940, 830900, 919925, 1030316, 1287895, 1839850, 2575790, 3679700, 5151580, 6439475, 12878950, 25757900]

約数ペア:

[(1, 25757900), (2, 12878950), (4, 6439475), (5, 5151580), (7, 3679700), (10, 2575790), (14, 1839850), (20, 1287895), (25, 1030316), (28, 919925), (31, 830900), (35, 735940), (50, 515158), (62, 415450), (70, 367970), (100, 257579), (124, 207725), (140, 183985), (155, 166180), (175, 147188), (217, 118700), (310, 83090), (350, 73594), (434, 59350), (620, 41545), (700, 36797), (775, 33236), (868, 29675), (1085, 23740), (1187, 21700), (1550, 16618), (2170, 11870), (2374, 10850), (3100, 8309), (4340, 5935), (4748, 5425)]