71253700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 178238592

約数和(自身を除く): 106984892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 137, 140, 175, 274, 350, 548, 685, 700, 743, 959, 1370, 1486, 1918, 2740, 2972, 3425, 3715, 3836, 4795, 5201, 6850, 7430, 9590, 10402, 13700, 14860, 18575, 19180, 20804, 23975, 26005, 37150, 47950, 52010, 74300, 95900, 101791, 104020, 130025, 203582, 260050, 407164, 508955, 520100, 712537, 1017910, 1425074, 2035820, 2544775, 2850148, 3562685, 5089550, 7125370, 10179100, 14250740, 17813425, 35626850, 71253700]

約数ペア:

[(1, 71253700), (2, 35626850), (4, 17813425), (5, 14250740), (7, 10179100), (10, 7125370), (14, 5089550), (20, 3562685), (25, 2850148), (28, 2544775), (35, 2035820), (50, 1425074), (70, 1017910), (100, 712537), (137, 520100), (140, 508955), (175, 407164), (274, 260050), (350, 203582), (548, 130025), (685, 104020), (700, 101791), (743, 95900), (959, 74300), (1370, 52010), (1486, 47950), (1918, 37150), (2740, 26005), (2972, 23975), (3425, 20804), (3715, 19180), (3836, 18575), (4795, 14860), (5201, 13700), (6850, 10402), (7430, 9590)]