129564128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 264983040

約数和(自身を除く): 135418912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 211, 248, 422, 496, 619, 844, 992, 1238, 1688, 2476, 3376, 4952, 6541, 6752, 9904, 13082, 19189, 19808, 26164, 38378, 52328, 76756, 104656, 130609, 153512, 209312, 261218, 307024, 522436, 614048, 1044872, 2089744, 4048879, 4179488, 8097758, 16195516, 32391032, 64782064, 129564128]

約数ペア:

[(1, 129564128), (2, 64782064), (4, 32391032), (8, 16195516), (16, 8097758), (31, 4179488), (32, 4048879), (62, 2089744), (124, 1044872), (211, 614048), (248, 522436), (422, 307024), (496, 261218), (619, 209312), (844, 153512), (992, 130609), (1238, 104656), (1688, 76756), (2476, 52328), (3376, 38378), (4952, 26164), (6541, 19808), (6752, 19189), (9904, 13082)]