138192400

素因数分解:

$2^4\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1997}}^1$

素因数の和:2188

約数の個数: 60

約数和(自身を含む): 334093572

約数和(自身を除く): 195901172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 173, 200, 346, 400, 692, 865, 1384, 1730, 1997, 2768, 3460, 3994, 4325, 6920, 7988, 8650, 9985, 13840, 15976, 17300, 19970, 31952, 34600, 39940, 49925, 69200, 79880, 99850, 159760, 199700, 345481, 399400, 690962, 798800, 1381924, 1727405, 2763848, 3454810, 5527696, 6909620, 8637025, 13819240, 17274050, 27638480, 34548100, 69096200, 138192400]

約数ペア:

[(1, 138192400), (2, 69096200), (4, 34548100), (5, 27638480), (8, 17274050), (10, 13819240), (16, 8637025), (20, 6909620), (25, 5527696), (40, 3454810), (50, 2763848), (80, 1727405), (100, 1381924), (173, 798800), (200, 690962), (346, 399400), (400, 345481), (692, 199700), (865, 159760), (1384, 99850), (1730, 79880), (1997, 69200), (2768, 49925), (3460, 39940), (3994, 34600), (4325, 31952), (6920, 19970), (7988, 17300), (8650, 15976), (9985, 13840)]