25405140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24907}}^1$

素因数の和:24936

約数の個数: 48

約数和(自身を含む): 75321792

約数和(自身を除く): 49916652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 24907, 49814, 74721, 99628, 124535, 149442, 249070, 298884, 373605, 423419, 498140, 747210, 846838, 1270257, 1494420, 1693676, 2117095, 2540514, 4234190, 5081028, 6351285, 8468380, 12702570, 25405140]

約数ペア:

[(1, 25405140), (2, 12702570), (3, 8468380), (4, 6351285), (5, 5081028), (6, 4234190), (10, 2540514), (12, 2117095), (15, 1693676), (17, 1494420), (20, 1270257), (30, 846838), (34, 747210), (51, 498140), (60, 423419), (68, 373605), (85, 298884), (102, 249070), (170, 149442), (204, 124535), (255, 99628), (340, 74721), (510, 49814), (1020, 24907)]