15847492864

素因数分解:

$2^8\times 7^1\times {\mathrm{283}}^1\times {\mathrm{31249}}^1$

素因数の和:31555

約数の個数: 72

約数和(自身を含む): 36281000000

約数和(自身を除く): 20433507136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 283, 448, 566, 896, 1132, 1792, 1981, 2264, 3962, 4528, 7924, 9056, 15848, 18112, 31249, 31696, 36224, 62498, 63392, 72448, 124996, 126784, 218743, 249992, 253568, 437486, 499984, 507136, 874972, 999968, 1749944, 1999936, 3499888, 3999872, 6999776, 7999744, 8843467, 13999552, 17686934, 27999104, 35373868, 55998208, 61904269, 70747736, 123808538, 141495472, 247617076, 282990944, 495234152, 565981888, 990468304, 1131963776, 1980936608, 2263927552, 3961873216, 7923746432, 15847492864]

約数ペア:

[(1, 15847492864), (2, 7923746432), (4, 3961873216), (7, 2263927552), (8, 1980936608), (14, 1131963776), (16, 990468304), (28, 565981888), (32, 495234152), (56, 282990944), (64, 247617076), (112, 141495472), (128, 123808538), (224, 70747736), (256, 61904269), (283, 55998208), (448, 35373868), (566, 27999104), (896, 17686934), (1132, 13999552), (1792, 8843467), (1981, 7999744), (2264, 6999776), (3962, 3999872), (4528, 3499888), (7924, 1999936), (9056, 1749944), (15848, 999968), (18112, 874972), (31249, 507136), (31696, 499984), (36224, 437486), (62498, 253568), (63392, 249992), (72448, 218743), (124996, 126784)]