654345130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 1257474456

約数和(自身を除く): 603129326

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 257, 289, 514, 578, 881, 1285, 1445, 1762, 2570, 2890, 4369, 4405, 8738, 8810, 14977, 21845, 29954, 43690, 74273, 74885, 148546, 149770, 226417, 254609, 371365, 452834, 509218, 742730, 1132085, 1273045, 2264170, 2546090, 3849089, 7698178, 19245445, 38490890, 65434513, 130869026, 327172565, 654345130]

約数ペア:

[(1, 654345130), (2, 327172565), (5, 130869026), (10, 65434513), (17, 38490890), (34, 19245445), (85, 7698178), (170, 3849089), (257, 2546090), (289, 2264170), (514, 1273045), (578, 1132085), (881, 742730), (1285, 509218), (1445, 452834), (1762, 371365), (2570, 254609), (2890, 226417), (4369, 149770), (4405, 148546), (8738, 74885), (8810, 74273), (14977, 43690), (21845, 29954)]