128308256

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 262418688

約数和(自身を除く): 134110432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 211, 248, 422, 496, 613, 844, 992, 1226, 1688, 2452, 3376, 4904, 6541, 6752, 9808, 13082, 19003, 19616, 26164, 38006, 52328, 76012, 104656, 129343, 152024, 209312, 258686, 304048, 517372, 608096, 1034744, 2069488, 4009633, 4138976, 8019266, 16038532, 32077064, 64154128, 128308256]

約数ペア:

[(1, 128308256), (2, 64154128), (4, 32077064), (8, 16038532), (16, 8019266), (31, 4138976), (32, 4009633), (62, 2069488), (124, 1034744), (211, 608096), (248, 517372), (422, 304048), (496, 258686), (613, 209312), (844, 152024), (992, 129343), (1226, 104656), (1688, 76012), (2452, 52328), (3376, 38006), (4904, 26164), (6541, 19616), (6752, 19003), (9808, 13082)]