1340642625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3253}}^1$

素因数の和:3435

約数の個数: 64

約数和(自身を含む): 2566546944

約数和(自身を除く): 1225904319

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 157, 175, 375, 471, 525, 785, 875, 1099, 2355, 2625, 3253, 3297, 3925, 5495, 9759, 11775, 16265, 16485, 19625, 22771, 27475, 48795, 58875, 68313, 81325, 82425, 113855, 137375, 243975, 341565, 406625, 412125, 510721, 569275, 1219875, 1532163, 1707825, 2553605, 2846375, 3575047, 7660815, 8539125, 10725141, 12768025, 17875235, 38304075, 53625705, 63840125, 89376175, 191520375, 268128525, 446880875, 1340642625]

約数ペア:

[(1, 1340642625), (3, 446880875), (5, 268128525), (7, 191520375), (15, 89376175), (21, 63840125), (25, 53625705), (35, 38304075), (75, 17875235), (105, 12768025), (125, 10725141), (157, 8539125), (175, 7660815), (375, 3575047), (471, 2846375), (525, 2553605), (785, 1707825), (875, 1532163), (1099, 1219875), (2355, 569275), (2625, 510721), (3253, 412125), (3297, 406625), (3925, 341565), (5495, 243975), (9759, 137375), (11775, 113855), (16265, 82425), (16485, 81325), (19625, 68313), (22771, 58875), (27475, 48795)]