194632400

素因数分解:

$2^4\times 5^2\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1500

約数の個数: 60

約数和(自身を含む): 469029504

約数和(自身を除く): 274397104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 491, 982, 991, 1964, 1982, 2455, 3928, 3964, 4910, 4955, 7856, 7928, 9820, 9910, 12275, 15856, 19640, 19820, 24550, 24775, 39280, 39640, 49100, 49550, 79280, 98200, 99100, 196400, 198200, 396400, 486581, 973162, 1946324, 2432905, 3892648, 4865810, 7785296, 9731620, 12164525, 19463240, 24329050, 38926480, 48658100, 97316200, 194632400]

約数ペア:

[(1, 194632400), (2, 97316200), (4, 48658100), (5, 38926480), (8, 24329050), (10, 19463240), (16, 12164525), (20, 9731620), (25, 7785296), (40, 4865810), (50, 3892648), (80, 2432905), (100, 1946324), (200, 973162), (400, 486581), (491, 396400), (982, 198200), (991, 196400), (1964, 99100), (1982, 98200), (2455, 79280), (3928, 49550), (3964, 49100), (4910, 39640), (4955, 39280), (7856, 24775), (7928, 24550), (9820, 19820), (9910, 19640), (12275, 15856)]