51515800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1241

約数の個数: 96

約数和(自身を含む): 141419520

約数和(自身を除く): 89903720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 434, 620, 700, 775, 868, 1085, 1187, 1240, 1400, 1550, 1736, 2170, 2374, 3100, 4340, 4748, 5425, 5935, 6200, 8309, 8680, 9496, 10850, 11870, 16618, 21700, 23740, 29675, 33236, 36797, 41545, 43400, 47480, 59350, 66472, 73594, 83090, 118700, 147188, 166180, 183985, 207725, 237400, 257579, 294376, 332360, 367970, 415450, 515158, 735940, 830900, 919925, 1030316, 1287895, 1471880, 1661800, 1839850, 2060632, 2575790, 3679700, 5151580, 6439475, 7359400, 10303160, 12878950, 25757900, 51515800]

約数ペア:

[(1, 51515800), (2, 25757900), (4, 12878950), (5, 10303160), (7, 7359400), (8, 6439475), (10, 5151580), (14, 3679700), (20, 2575790), (25, 2060632), (28, 1839850), (31, 1661800), (35, 1471880), (40, 1287895), (50, 1030316), (56, 919925), (62, 830900), (70, 735940), (100, 515158), (124, 415450), (140, 367970), (155, 332360), (175, 294376), (200, 257579), (217, 237400), (248, 207725), (280, 183985), (310, 166180), (350, 147188), (434, 118700), (620, 83090), (700, 73594), (775, 66472), (868, 59350), (1085, 47480), (1187, 43400), (1240, 41545), (1400, 36797), (1550, 33236), (1736, 29675), (2170, 23740), (2374, 21700), (3100, 16618), (4340, 11870), (4748, 10850), (5425, 9496), (5935, 8680), (6200, 8309)]