209958704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 449408736

約数和(自身を除く): 239450032

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 67, 68, 82, 134, 136, 164, 268, 272, 281, 328, 536, 562, 656, 697, 1072, 1124, 1139, 1394, 2248, 2278, 2747, 2788, 4496, 4556, 4777, 5494, 5576, 9112, 9554, 10988, 11152, 11521, 18224, 18827, 19108, 21976, 23042, 37654, 38216, 43952, 46084, 46699, 75308, 76432, 92168, 93398, 150616, 184336, 186796, 195857, 301232, 320059, 373592, 391714, 640118, 747184, 771907, 783428, 1280236, 1543814, 1566856, 2560472, 3087628, 3133712, 5120944, 6175256, 12350512, 13122419, 26244838, 52489676, 104979352, 209958704]

約数ペア:

[(1, 209958704), (2, 104979352), (4, 52489676), (8, 26244838), (16, 13122419), (17, 12350512), (34, 6175256), (41, 5120944), (67, 3133712), (68, 3087628), (82, 2560472), (134, 1566856), (136, 1543814), (164, 1280236), (268, 783428), (272, 771907), (281, 747184), (328, 640118), (536, 391714), (562, 373592), (656, 320059), (697, 301232), (1072, 195857), (1124, 186796), (1139, 184336), (1394, 150616), (2248, 93398), (2278, 92168), (2747, 76432), (2788, 75308), (4496, 46699), (4556, 46084), (4777, 43952), (5494, 38216), (5576, 37654), (9112, 23042), (9554, 21976), (10988, 19108), (11152, 18827), (11521, 18224)]