64366420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8231}}^1$

素因数の和:8280

約数の個数: 48

約数和(自身を含む): 149361408

約数和(自身を除く): 84994988

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 8231, 16462, 32924, 41155, 82310, 139927, 164620, 189313, 279854, 378626, 559708, 699635, 757252, 946565, 1399270, 1893130, 2798540, 3218321, 3786260, 6436642, 12873284, 16091605, 32183210, 64366420]

約数ペア:

[(1, 64366420), (2, 32183210), (4, 16091605), (5, 12873284), (10, 6436642), (17, 3786260), (20, 3218321), (23, 2798540), (34, 1893130), (46, 1399270), (68, 946565), (85, 757252), (92, 699635), (115, 559708), (170, 378626), (230, 279854), (340, 189313), (391, 164620), (460, 139927), (782, 82310), (1564, 41155), (1955, 32924), (3910, 16462), (7820, 8231)]