1277953000

素因数分解:

$2^3\times 5^3\times {\mathrm{101}}^1\times {\mathrm{12653}}^1$

素因数の和:12775

約数の個数: 64

約数和(自身を含む): 3020256720

約数和(自身を除く): 1742303720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 125, 200, 202, 250, 404, 500, 505, 808, 1000, 1010, 2020, 2525, 4040, 5050, 10100, 12625, 12653, 20200, 25250, 25306, 50500, 50612, 63265, 101000, 101224, 126530, 253060, 316325, 506120, 632650, 1265300, 1277953, 1581625, 2530600, 2555906, 3163250, 5111812, 6326500, 6389765, 10223624, 12653000, 12779530, 25559060, 31948825, 51118120, 63897650, 127795300, 159744125, 255590600, 319488250, 638976500, 1277953000]

約数ペア:

[(1, 1277953000), (2, 638976500), (4, 319488250), (5, 255590600), (8, 159744125), (10, 127795300), (20, 63897650), (25, 51118120), (40, 31948825), (50, 25559060), (100, 12779530), (101, 12653000), (125, 10223624), (200, 6389765), (202, 6326500), (250, 5111812), (404, 3163250), (500, 2555906), (505, 2530600), (808, 1581625), (1000, 1277953), (1010, 1265300), (2020, 632650), (2525, 506120), (4040, 316325), (5050, 253060), (10100, 126530), (12625, 101224), (12653, 101000), (20200, 63265), (25250, 50612), (25306, 50500)]