401025664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{601}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 863954280

約数和(自身を除く): 462928616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 401, 416, 601, 802, 832, 1202, 1604, 1664, 2404, 3208, 4808, 5213, 6416, 7813, 9616, 10426, 12832, 15626, 19232, 20852, 25664, 31252, 38464, 41704, 51328, 62504, 76928, 83408, 125008, 166816, 241001, 250016, 333632, 482002, 500032, 667264, 964004, 1000064, 1928008, 3133013, 3856016, 6266026, 7712032, 12532052, 15424064, 25064104, 30848128, 50128208, 100256416, 200512832, 401025664]

約数ペア:

[(1, 401025664), (2, 200512832), (4, 100256416), (8, 50128208), (13, 30848128), (16, 25064104), (26, 15424064), (32, 12532052), (52, 7712032), (64, 6266026), (104, 3856016), (128, 3133013), (208, 1928008), (401, 1000064), (416, 964004), (601, 667264), (802, 500032), (832, 482002), (1202, 333632), (1604, 250016), (1664, 241001), (2404, 166816), (3208, 125008), (4808, 83408), (5213, 76928), (6416, 62504), (7813, 51328), (9616, 41704), (10426, 38464), (12832, 31252), (15626, 25664), (19232, 20852)]