144865300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 326463480

約数和(自身を除く): 181598180

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 89, 100, 164, 178, 205, 356, 397, 410, 445, 794, 820, 890, 1025, 1588, 1780, 1985, 2050, 2225, 3649, 3970, 4100, 4450, 7298, 7940, 8900, 9925, 14596, 16277, 18245, 19850, 32554, 35333, 36490, 39700, 65108, 70666, 72980, 81385, 91225, 141332, 162770, 176665, 182450, 325540, 353330, 364900, 406925, 706660, 813850, 883325, 1448653, 1627700, 1766650, 2897306, 3533300, 5794612, 7243265, 14486530, 28973060, 36216325, 72432650, 144865300]

約数ペア:

[(1, 144865300), (2, 72432650), (4, 36216325), (5, 28973060), (10, 14486530), (20, 7243265), (25, 5794612), (41, 3533300), (50, 2897306), (82, 1766650), (89, 1627700), (100, 1448653), (164, 883325), (178, 813850), (205, 706660), (356, 406925), (397, 364900), (410, 353330), (445, 325540), (794, 182450), (820, 176665), (890, 162770), (1025, 141332), (1588, 91225), (1780, 81385), (1985, 72980), (2050, 70666), (2225, 65108), (3649, 39700), (3970, 36490), (4100, 35333), (4450, 32554), (7298, 19850), (7940, 18245), (8900, 16277), (9925, 14596)]