80319200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7723}}^1$

素因数の和:7756

約数の個数: 72

約数和(自身を含む): 211189608

約数和(自身を除く): 130870408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 7723, 10400, 15446, 30892, 38615, 61784, 77230, 100399, 123568, 154460, 193075, 200798, 247136, 308920, 386150, 401596, 501995, 617840, 772300, 803192, 1003990, 1235680, 1544600, 1606384, 2007980, 2509975, 3089200, 3212768, 4015960, 5019950, 6178400, 8031920, 10039900, 16063840, 20079800, 40159600, 80319200]

約数ペア:

[(1, 80319200), (2, 40159600), (4, 20079800), (5, 16063840), (8, 10039900), (10, 8031920), (13, 6178400), (16, 5019950), (20, 4015960), (25, 3212768), (26, 3089200), (32, 2509975), (40, 2007980), (50, 1606384), (52, 1544600), (65, 1235680), (80, 1003990), (100, 803192), (104, 772300), (130, 617840), (160, 501995), (200, 401596), (208, 386150), (260, 308920), (325, 247136), (400, 200798), (416, 193075), (520, 154460), (650, 123568), (800, 100399), (1040, 77230), (1300, 61784), (2080, 38615), (2600, 30892), (5200, 15446), (7723, 10400)]