388752488

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 776805120

約数和(自身を除く): 388052632

約数列:

[1, 2, 4, 8, 37, 41, 74, 82, 103, 148, 164, 206, 296, 311, 328, 412, 622, 824, 1244, 1517, 2488, 3034, 3811, 4223, 6068, 7622, 8446, 11507, 12136, 12751, 15244, 16892, 23014, 25502, 30488, 32033, 33784, 46028, 51004, 64066, 92056, 102008, 128132, 156251, 256264, 312502, 471787, 625004, 943574, 1185221, 1250008, 1313353, 1887148, 2370442, 2626706, 3774296, 4740884, 5253412, 9481768, 10506824, 48594061, 97188122, 194376244, 388752488]

約数ペア:

[(1, 388752488), (2, 194376244), (4, 97188122), (8, 48594061), (37, 10506824), (41, 9481768), (74, 5253412), (82, 4740884), (103, 3774296), (148, 2626706), (164, 2370442), (206, 1887148), (296, 1313353), (311, 1250008), (328, 1185221), (412, 943574), (622, 625004), (824, 471787), (1244, 312502), (1517, 256264), (2488, 156251), (3034, 128132), (3811, 102008), (4223, 92056), (6068, 64066), (7622, 51004), (8446, 46028), (11507, 33784), (12136, 32033), (12751, 30488), (15244, 25502), (16892, 23014)]