51075440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 129970848

約数和(自身を除く): 78895408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 733, 871, 1040, 1072, 1340, 1466, 1742, 2680, 2932, 3484, 3665, 4355, 5360, 5864, 6968, 7330, 8710, 9529, 11728, 13936, 14660, 17420, 19058, 29320, 34840, 38116, 47645, 49111, 58640, 69680, 76232, 95290, 98222, 152464, 190580, 196444, 245555, 381160, 392888, 491110, 638443, 762320, 785776, 982220, 1276886, 1964440, 2553772, 3192215, 3928880, 5107544, 6384430, 10215088, 12768860, 25537720, 51075440]

約数ペア:

[(1, 51075440), (2, 25537720), (4, 12768860), (5, 10215088), (8, 6384430), (10, 5107544), (13, 3928880), (16, 3192215), (20, 2553772), (26, 1964440), (40, 1276886), (52, 982220), (65, 785776), (67, 762320), (80, 638443), (104, 491110), (130, 392888), (134, 381160), (208, 245555), (260, 196444), (268, 190580), (335, 152464), (520, 98222), (536, 95290), (670, 76232), (733, 69680), (871, 58640), (1040, 49111), (1072, 47645), (1340, 38116), (1466, 34840), (1742, 29320), (2680, 19058), (2932, 17420), (3484, 14660), (3665, 13936), (4355, 11728), (5360, 9529), (5864, 8710), (6968, 7330)]