401801200

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{5099}}^1$

素因数の和:5314

約数の個数: 60

約数和(自身を含む): 970417800

約数和(自身を除く): 568616600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 788, 985, 1576, 1970, 3152, 3940, 4925, 5099, 7880, 9850, 10198, 15760, 19700, 20396, 25495, 39400, 40792, 50990, 78800, 81584, 101980, 127475, 203960, 254950, 407920, 509900, 1004503, 1019800, 2009006, 2039600, 4018012, 5022515, 8036024, 10045030, 16072048, 20090060, 25112575, 40180120, 50225150, 80360240, 100450300, 200900600, 401801200]

約数ペア:

[(1, 401801200), (2, 200900600), (4, 100450300), (5, 80360240), (8, 50225150), (10, 40180120), (16, 25112575), (20, 20090060), (25, 16072048), (40, 10045030), (50, 8036024), (80, 5022515), (100, 4018012), (197, 2039600), (200, 2009006), (394, 1019800), (400, 1004503), (788, 509900), (985, 407920), (1576, 254950), (1970, 203960), (3152, 127475), (3940, 101980), (4925, 81584), (5099, 78800), (7880, 50990), (9850, 40792), (10198, 39400), (15760, 25495), (19700, 20396)]