66969400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{8167}}^1$

素因数の和:8224

約数の個数: 48

約数和(自身を含む): 159521040

約数和(自身を除く): 92551640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8167, 8200, 16334, 32668, 40835, 65336, 81670, 163340, 204175, 326680, 334847, 408350, 669694, 816700, 1339388, 1633400, 1674235, 2678776, 3348470, 6696940, 8371175, 13393880, 16742350, 33484700, 66969400]

約数ペア:

[(1, 66969400), (2, 33484700), (4, 16742350), (5, 13393880), (8, 8371175), (10, 6696940), (20, 3348470), (25, 2678776), (40, 1674235), (41, 1633400), (50, 1339388), (82, 816700), (100, 669694), (164, 408350), (200, 334847), (205, 326680), (328, 204175), (410, 163340), (820, 81670), (1025, 65336), (1640, 40835), (2050, 32668), (4100, 16334), (8167, 8200)]