64002560

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1133

約数の個数: 80

約数和(自身を含む): 160275456

約数和(自身を除く): 96272896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1087, 1280, 1472, 1840, 2174, 2560, 2944, 3680, 4348, 5435, 5888, 7360, 8696, 10870, 11776, 14720, 17392, 21740, 25001, 29440, 34784, 43480, 50002, 58880, 69568, 86960, 100004, 125005, 139136, 173920, 200008, 250010, 278272, 347840, 400016, 500020, 556544, 695680, 800032, 1000040, 1391360, 1600064, 2000080, 2782720, 3200128, 4000160, 6400256, 8000320, 12800512, 16000640, 32001280, 64002560]

約数ペア:

[(1, 64002560), (2, 32001280), (4, 16000640), (5, 12800512), (8, 8000320), (10, 6400256), (16, 4000160), (20, 3200128), (23, 2782720), (32, 2000080), (40, 1600064), (46, 1391360), (64, 1000040), (80, 800032), (92, 695680), (115, 556544), (128, 500020), (160, 400016), (184, 347840), (230, 278272), (256, 250010), (320, 200008), (368, 173920), (460, 139136), (512, 125005), (640, 100004), (736, 86960), (920, 69568), (1087, 58880), (1280, 50002), (1472, 43480), (1840, 34784), (2174, 29440), (2560, 25001), (2944, 21740), (3680, 17392), (4348, 14720), (5435, 11776), (5888, 10870), (7360, 8696)]