158772520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233489}}^1$

素因数の和:233517

約数の個数: 32

約数和(自身を含む): 378253800

約数和(自身を除く): 219481280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 233489, 466978, 933956, 1167445, 1867912, 2334890, 3969313, 4669780, 7938626, 9339560, 15877252, 19846565, 31754504, 39693130, 79386260, 158772520]

約数ペア:

[(1, 158772520), (2, 79386260), (4, 39693130), (5, 31754504), (8, 19846565), (10, 15877252), (17, 9339560), (20, 7938626), (34, 4669780), (40, 3969313), (68, 2334890), (85, 1867912), (136, 1167445), (170, 933956), (340, 466978), (680, 233489)]