25299860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 29857900

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 179, 185, 191, 358, 370, 382, 716, 740, 764, 895, 955, 1790, 1910, 3580, 3820, 6623, 7067, 13246, 14134, 26492, 28268, 33115, 34189, 35335, 66230, 68378, 70670, 132460, 136756, 141340, 170945, 341890, 683780, 1264993, 2529986, 5059972, 6324965, 12649930, 25299860]

約数ペア:

[(1, 25299860), (2, 12649930), (4, 6324965), (5, 5059972), (10, 2529986), (20, 1264993), (37, 683780), (74, 341890), (148, 170945), (179, 141340), (185, 136756), (191, 132460), (358, 70670), (370, 68378), (382, 66230), (716, 35335), (740, 34189), (764, 33115), (895, 28268), (955, 26492), (1790, 14134), (1910, 13246), (3580, 7067), (3820, 6623)]