74427195

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 132295680

約数和(自身を除く): 57868485

約数列:

[1, 3, 5, 15, 23, 29, 43, 69, 87, 115, 129, 145, 173, 215, 345, 435, 519, 645, 667, 865, 989, 1247, 2001, 2595, 2967, 3335, 3741, 3979, 4945, 5017, 6235, 7439, 10005, 11937, 14835, 15051, 18705, 19895, 22317, 25085, 28681, 37195, 59685, 75255, 86043, 111585, 115391, 143405, 171097, 215731, 346173, 430215, 513291, 576955, 647193, 855485, 1078655, 1730865, 2566455, 3235965, 4961813, 14885439, 24809065, 74427195]

約数ペア:

[(1, 74427195), (3, 24809065), (5, 14885439), (15, 4961813), (23, 3235965), (29, 2566455), (43, 1730865), (69, 1078655), (87, 855485), (115, 647193), (129, 576955), (145, 513291), (173, 430215), (215, 346173), (345, 215731), (435, 171097), (519, 143405), (645, 115391), (667, 111585), (865, 86043), (989, 75255), (1247, 59685), (2001, 37195), (2595, 28681), (2967, 25085), (3335, 22317), (3741, 19895), (3979, 18705), (4945, 15051), (5017, 14835), (6235, 11937), (7439, 10005)]