664758328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 1440941040

約数和(自身を除く): 776182712

約数列:

[1, 2, 4, 8, 13, 23, 26, 43, 46, 52, 86, 92, 104, 172, 184, 281, 299, 344, 529, 559, 562, 598, 989, 1058, 1118, 1124, 1196, 1978, 2116, 2236, 2248, 2392, 3653, 3956, 4232, 4472, 6463, 6877, 7306, 7912, 12083, 12857, 12926, 13754, 14612, 22747, 24166, 25714, 25852, 27508, 29224, 45494, 48332, 51428, 51704, 55016, 84019, 90988, 96664, 102856, 148649, 157079, 168038, 181976, 277909, 295711, 297298, 314158, 336076, 555818, 591422, 594596, 628316, 672152, 1111636, 1182844, 1189192, 1256632, 1932437, 2223272, 2365688, 3612817, 3864874, 6391907, 7225634, 7729748, 12783814, 14451268, 15459496, 25567628, 28902536, 51135256, 83094791, 166189582, 332379164, 664758328]

約数ペア:

[(1, 664758328), (2, 332379164), (4, 166189582), (8, 83094791), (13, 51135256), (23, 28902536), (26, 25567628), (43, 15459496), (46, 14451268), (52, 12783814), (86, 7729748), (92, 7225634), (104, 6391907), (172, 3864874), (184, 3612817), (281, 2365688), (299, 2223272), (344, 1932437), (529, 1256632), (559, 1189192), (562, 1182844), (598, 1111636), (989, 672152), (1058, 628316), (1118, 594596), (1124, 591422), (1196, 555818), (1978, 336076), (2116, 314158), (2236, 297298), (2248, 295711), (2392, 277909), (3653, 181976), (3956, 168038), (4232, 157079), (4472, 148649), (6463, 102856), (6877, 96664), (7306, 90988), (7912, 84019), (12083, 55016), (12857, 51704), (12926, 51428), (13754, 48332), (14612, 45494), (22747, 29224), (24166, 27508), (25714, 25852)]