51283456

素因数分解:

$2^9\times 7^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:415

約数の個数: 80

約数和(自身を含む): 120304800

約数和(自身を除く): 69021344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 256, 287, 328, 349, 448, 512, 574, 656, 698, 896, 1148, 1312, 1396, 1792, 2296, 2443, 2624, 2792, 3584, 4592, 4886, 5248, 5584, 9184, 9772, 10496, 11168, 14309, 18368, 19544, 20992, 22336, 28618, 36736, 39088, 44672, 57236, 73472, 78176, 89344, 100163, 114472, 146944, 156352, 178688, 200326, 228944, 312704, 400652, 457888, 625408, 801304, 915776, 1250816, 1602608, 1831552, 3205216, 3663104, 6410432, 7326208, 12820864, 25641728, 51283456]

約数ペア:

[(1, 51283456), (2, 25641728), (4, 12820864), (7, 7326208), (8, 6410432), (14, 3663104), (16, 3205216), (28, 1831552), (32, 1602608), (41, 1250816), (56, 915776), (64, 801304), (82, 625408), (112, 457888), (128, 400652), (164, 312704), (224, 228944), (256, 200326), (287, 178688), (328, 156352), (349, 146944), (448, 114472), (512, 100163), (574, 89344), (656, 78176), (698, 73472), (896, 57236), (1148, 44672), (1312, 39088), (1396, 36736), (1792, 28618), (2296, 22336), (2443, 20992), (2624, 19544), (2792, 18368), (3584, 14309), (4592, 11168), (4886, 10496), (5248, 9772), (5584, 9184)]