55133440

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2267}}^1$

素因数の和:2307

約数の個数: 72

約数和(自身を含む): 139073760

約数和(自身を除く): 83940320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2267, 2432, 3040, 4534, 4864, 6080, 9068, 11335, 12160, 18136, 22670, 24320, 36272, 43073, 45340, 72544, 86146, 90680, 145088, 172292, 181360, 215365, 290176, 344584, 362720, 430730, 580352, 689168, 725440, 861460, 1378336, 1450880, 1722920, 2756672, 2901760, 3445840, 5513344, 6891680, 11026688, 13783360, 27566720, 55133440]

約数ペア:

[(1, 55133440), (2, 27566720), (4, 13783360), (5, 11026688), (8, 6891680), (10, 5513344), (16, 3445840), (19, 2901760), (20, 2756672), (32, 1722920), (38, 1450880), (40, 1378336), (64, 861460), (76, 725440), (80, 689168), (95, 580352), (128, 430730), (152, 362720), (160, 344584), (190, 290176), (256, 215365), (304, 181360), (320, 172292), (380, 145088), (608, 90680), (640, 86146), (760, 72544), (1216, 45340), (1280, 43073), (1520, 36272), (2267, 24320), (2432, 22670), (3040, 18136), (4534, 12160), (4864, 11335), (6080, 9068)]