65178368

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 138141696

約数和(自身を除く): 72963328

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 191, 248, 256, 344, 382, 496, 688, 764, 992, 1333, 1376, 1528, 1984, 2666, 2752, 3056, 3968, 5332, 5504, 5921, 6112, 7936, 8213, 10664, 11008, 11842, 12224, 16426, 21328, 23684, 24448, 32852, 42656, 47368, 48896, 65704, 85312, 94736, 131408, 170624, 189472, 254603, 262816, 341248, 378944, 509206, 525632, 757888, 1018412, 1051264, 1515776, 2036824, 2102528, 4073648, 8147296, 16294592, 32589184, 65178368]

約数ペア:

[(1, 65178368), (2, 32589184), (4, 16294592), (8, 8147296), (16, 4073648), (31, 2102528), (32, 2036824), (43, 1515776), (62, 1051264), (64, 1018412), (86, 757888), (124, 525632), (128, 509206), (172, 378944), (191, 341248), (248, 262816), (256, 254603), (344, 189472), (382, 170624), (496, 131408), (688, 94736), (764, 85312), (992, 65704), (1333, 48896), (1376, 47368), (1528, 42656), (1984, 32852), (2666, 24448), (2752, 23684), (3056, 21328), (3968, 16426), (5332, 12224), (5504, 11842), (5921, 11008), (6112, 10664), (7936, 8213)]