659467984

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1188

約数の個数: 80

約数和(自身を含む): 1500459520

約数和(自身を除く): 840991536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 79, 112, 146, 158, 292, 316, 511, 553, 584, 632, 1021, 1022, 1106, 1168, 1264, 2042, 2044, 2212, 4084, 4088, 4424, 5767, 7147, 8168, 8176, 8848, 11534, 14294, 16336, 23068, 28588, 40369, 46136, 57176, 74533, 80659, 80738, 92272, 114352, 149066, 161318, 161476, 298132, 322636, 322952, 521731, 564613, 596264, 645272, 645904, 1043462, 1129226, 1192528, 1290544, 2086924, 2258452, 4173848, 4516904, 5888107, 8347696, 9033808, 11776214, 23552428, 41216749, 47104856, 82433498, 94209712, 164866996, 329733992, 659467984]

約数ペア:

[(1, 659467984), (2, 329733992), (4, 164866996), (7, 94209712), (8, 82433498), (14, 47104856), (16, 41216749), (28, 23552428), (56, 11776214), (73, 9033808), (79, 8347696), (112, 5888107), (146, 4516904), (158, 4173848), (292, 2258452), (316, 2086924), (511, 1290544), (553, 1192528), (584, 1129226), (632, 1043462), (1021, 645904), (1022, 645272), (1106, 596264), (1168, 564613), (1264, 521731), (2042, 322952), (2044, 322636), (2212, 298132), (4084, 161476), (4088, 161318), (4424, 149066), (5767, 114352), (7147, 92272), (8168, 80738), (8176, 80659), (8848, 74533), (11534, 57176), (14294, 46136), (16336, 40369), (23068, 28588)]