1270900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 2812320

約数和(自身を除く): 1541420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 179, 284, 355, 358, 710, 716, 895, 1420, 1775, 1790, 3550, 3580, 4475, 7100, 8950, 12709, 17900, 25418, 50836, 63545, 127090, 254180, 317725, 635450, 1270900]

約数ペア:

[(1, 1270900), (2, 635450), (4, 317725), (5, 254180), (10, 127090), (20, 63545), (25, 50836), (50, 25418), (71, 17900), (100, 12709), (142, 8950), (179, 7100), (284, 4475), (355, 3580), (358, 3550), (710, 1790), (716, 1775), (895, 1420)]