25894995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 51010560

約数和(自身を除く): 25115565

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 89, 105, 119, 163, 255, 267, 357, 445, 489, 595, 623, 815, 1141, 1335, 1513, 1785, 1869, 2445, 2771, 3115, 3423, 4539, 5705, 7565, 8313, 9345, 10591, 13855, 14507, 17115, 19397, 22695, 31773, 41565, 43521, 52955, 58191, 72535, 96985, 101549, 158865, 217605, 246619, 290955, 304647, 507745, 739857, 1233095, 1523235, 1726333, 3699285, 5178999, 8631665, 25894995]

約数ペア:

[(1, 25894995), (3, 8631665), (5, 5178999), (7, 3699285), (15, 1726333), (17, 1523235), (21, 1233095), (35, 739857), (51, 507745), (85, 304647), (89, 290955), (105, 246619), (119, 217605), (163, 158865), (255, 101549), (267, 96985), (357, 72535), (445, 58191), (489, 52955), (595, 43521), (623, 41565), (815, 31773), (1141, 22695), (1335, 19397), (1513, 17115), (1785, 14507), (1869, 13855), (2445, 10591), (2771, 9345), (3115, 8313), (3423, 7565), (4539, 5705)]