158170856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 331256070

約数和(自身を除く): 173085214

約数列:

[1, 2, 4, 8, 17, 34, 37, 43, 68, 74, 86, 136, 148, 172, 289, 296, 344, 578, 629, 731, 1156, 1258, 1462, 1591, 1849, 2312, 2516, 2924, 3182, 3698, 5032, 5848, 6364, 7396, 10693, 12427, 12728, 14792, 21386, 24854, 27047, 31433, 42772, 49708, 54094, 62866, 68413, 85544, 99416, 108188, 125732, 136826, 216376, 251464, 273652, 459799, 534361, 547304, 919598, 1068722, 1163021, 1839196, 2137444, 2326042, 3678392, 4274888, 4652084, 9304168, 19771357, 39542714, 79085428, 158170856]

約数ペア:

[(1, 158170856), (2, 79085428), (4, 39542714), (8, 19771357), (17, 9304168), (34, 4652084), (37, 4274888), (43, 3678392), (68, 2326042), (74, 2137444), (86, 1839196), (136, 1163021), (148, 1068722), (172, 919598), (289, 547304), (296, 534361), (344, 459799), (578, 273652), (629, 251464), (731, 216376), (1156, 136826), (1258, 125732), (1462, 108188), (1591, 99416), (1849, 85544), (2312, 68413), (2516, 62866), (2924, 54094), (3182, 49708), (3698, 42772), (5032, 31433), (5848, 27047), (6364, 24854), (7396, 21386), (10693, 14792), (12427, 12728)]