16187720144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{15551}}^1$

素因数の和:15708

約数の個数: 80

約数和(自身を含む): 34364943360

約数和(自身を除く): 18177223216

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 89, 136, 172, 178, 272, 344, 356, 688, 712, 731, 1424, 1462, 1513, 2924, 3026, 3827, 5848, 6052, 7654, 11696, 12104, 15308, 15551, 24208, 30616, 31102, 61232, 62204, 65059, 124408, 130118, 248816, 260236, 264367, 520472, 528734, 668693, 1040944, 1057468, 1337386, 1384039, 2114936, 2674772, 2768078, 4229872, 5349544, 5536156, 10699088, 11072312, 11367781, 22144624, 22735562, 23528663, 45471124, 47057326, 59513677, 90942248, 94114652, 119027354, 181884496, 188229304, 238054708, 376458608, 476109416, 952218832, 1011732509, 2023465018, 4046930036, 8093860072, 16187720144]

約数ペア:

[(1, 16187720144), (2, 8093860072), (4, 4046930036), (8, 2023465018), (16, 1011732509), (17, 952218832), (34, 476109416), (43, 376458608), (68, 238054708), (86, 188229304), (89, 181884496), (136, 119027354), (172, 94114652), (178, 90942248), (272, 59513677), (344, 47057326), (356, 45471124), (688, 23528663), (712, 22735562), (731, 22144624), (1424, 11367781), (1462, 11072312), (1513, 10699088), (2924, 5536156), (3026, 5349544), (3827, 4229872), (5848, 2768078), (6052, 2674772), (7654, 2114936), (11696, 1384039), (12104, 1337386), (15308, 1057468), (15551, 1040944), (24208, 668693), (30616, 528734), (31102, 520472), (61232, 264367), (62204, 260236), (65059, 248816), (124408, 130118)]