78817360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 193447440

約数和(自身を除く): 114630080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 580, 641, 848, 1060, 1160, 1282, 1537, 2120, 2320, 2564, 3074, 3205, 4240, 5128, 6148, 6410, 7685, 10256, 12296, 12820, 15370, 18589, 24592, 25640, 30740, 33973, 37178, 51280, 61480, 67946, 74356, 92945, 122960, 135892, 148712, 169865, 185890, 271784, 297424, 339730, 371780, 543568, 679460, 743560, 985217, 1358920, 1487120, 1970434, 2717840, 3940868, 4926085, 7881736, 9852170, 15763472, 19704340, 39408680, 78817360]

約数ペア:

[(1, 78817360), (2, 39408680), (4, 19704340), (5, 15763472), (8, 9852170), (10, 7881736), (16, 4926085), (20, 3940868), (29, 2717840), (40, 1970434), (53, 1487120), (58, 1358920), (80, 985217), (106, 743560), (116, 679460), (145, 543568), (212, 371780), (232, 339730), (265, 297424), (290, 271784), (424, 185890), (464, 169865), (530, 148712), (580, 135892), (641, 122960), (848, 92945), (1060, 74356), (1160, 67946), (1282, 61480), (1537, 51280), (2120, 37178), (2320, 33973), (2564, 30740), (3074, 25640), (3205, 24592), (4240, 18589), (5128, 15370), (6148, 12820), (6410, 12296), (7685, 10256)]