179672660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{12889}}^1$

素因数の和:12956

約数の個数: 48

約数和(自身を含む): 409283280

約数和(自身を除く): 229610620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 12889, 13940, 25778, 51556, 64445, 128890, 219113, 257780, 438226, 528449, 876452, 1056898, 1095565, 2113796, 2191130, 2642245, 4382260, 5284490, 8983633, 10568980, 17967266, 35934532, 44918165, 89836330, 179672660]

約数ペア:

[(1, 179672660), (2, 89836330), (4, 44918165), (5, 35934532), (10, 17967266), (17, 10568980), (20, 8983633), (34, 5284490), (41, 4382260), (68, 2642245), (82, 2191130), (85, 2113796), (164, 1095565), (170, 1056898), (205, 876452), (340, 528449), (410, 438226), (697, 257780), (820, 219113), (1394, 128890), (2788, 64445), (3485, 51556), (6970, 25778), (12889, 13940)]