125528440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 298800000

約数和(自身を除く): 173271560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 331, 380, 499, 662, 760, 998, 1324, 1655, 1996, 2495, 2648, 3310, 3992, 4990, 6289, 6620, 9481, 9980, 12578, 13240, 18962, 19960, 25156, 31445, 37924, 47405, 50312, 62890, 75848, 94810, 125780, 165169, 189620, 251560, 330338, 379240, 660676, 825845, 1321352, 1651690, 3138211, 3303380, 6276422, 6606760, 12552844, 15691055, 25105688, 31382110, 62764220, 125528440]

約数ペア:

[(1, 125528440), (2, 62764220), (4, 31382110), (5, 25105688), (8, 15691055), (10, 12552844), (19, 6606760), (20, 6276422), (38, 3303380), (40, 3138211), (76, 1651690), (95, 1321352), (152, 825845), (190, 660676), (331, 379240), (380, 330338), (499, 251560), (662, 189620), (760, 165169), (998, 125780), (1324, 94810), (1655, 75848), (1996, 62890), (2495, 50312), (2648, 47405), (3310, 37924), (3992, 31445), (4990, 25156), (6289, 19960), (6620, 18962), (9481, 13240), (9980, 12578)]