51640792

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 115568640

約数和(自身を除く): 63927848

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 151, 197, 217, 248, 302, 394, 434, 604, 788, 868, 1057, 1208, 1379, 1576, 1736, 2114, 2758, 4228, 4681, 5516, 6107, 8456, 9362, 11032, 12214, 18724, 24428, 29747, 32767, 37448, 42749, 48856, 59494, 65534, 85498, 118988, 131068, 170996, 208229, 237976, 262136, 341992, 416458, 832916, 922157, 1665832, 1844314, 3688628, 6455099, 7377256, 12910198, 25820396, 51640792]

約数ペア:

[(1, 51640792), (2, 25820396), (4, 12910198), (7, 7377256), (8, 6455099), (14, 3688628), (28, 1844314), (31, 1665832), (56, 922157), (62, 832916), (124, 416458), (151, 341992), (197, 262136), (217, 237976), (248, 208229), (302, 170996), (394, 131068), (434, 118988), (604, 85498), (788, 65534), (868, 59494), (1057, 48856), (1208, 42749), (1379, 37448), (1576, 32767), (1736, 29747), (2114, 24428), (2758, 18724), (4228, 12214), (4681, 11032), (5516, 9362), (6107, 8456)]