255891376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 564338880

約数和(自身を除く): 308447504

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 89, 92, 104, 178, 184, 208, 299, 356, 368, 598, 601, 712, 1157, 1196, 1202, 1424, 2047, 2314, 2392, 2404, 4094, 4628, 4784, 4808, 7813, 8188, 9256, 9616, 13823, 15626, 16376, 18512, 26611, 27646, 31252, 32752, 53222, 53489, 55292, 62504, 106444, 106978, 110584, 125008, 179699, 212888, 213956, 221168, 359398, 425776, 427912, 695357, 718796, 855824, 1230247, 1390714, 1437592, 2460494, 2781428, 2875184, 4920988, 5562856, 9841976, 11125712, 15993211, 19683952, 31986422, 63972844, 127945688, 255891376]

約数ペア:

[(1, 255891376), (2, 127945688), (4, 63972844), (8, 31986422), (13, 19683952), (16, 15993211), (23, 11125712), (26, 9841976), (46, 5562856), (52, 4920988), (89, 2875184), (92, 2781428), (104, 2460494), (178, 1437592), (184, 1390714), (208, 1230247), (299, 855824), (356, 718796), (368, 695357), (598, 427912), (601, 425776), (712, 359398), (1157, 221168), (1196, 213956), (1202, 212888), (1424, 179699), (2047, 125008), (2314, 110584), (2392, 106978), (2404, 106444), (4094, 62504), (4628, 55292), (4784, 53489), (4808, 53222), (7813, 32752), (8188, 31252), (9256, 27646), (9616, 26611), (13823, 18512), (15626, 16376)]