65525480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 157289040

約数和(自身を除く): 91763560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 557, 680, 692, 865, 1114, 1384, 1730, 2228, 2785, 2941, 3460, 4456, 5570, 5882, 6920, 9469, 11140, 11764, 14705, 18938, 22280, 23528, 29410, 37876, 47345, 58820, 75752, 94690, 96361, 117640, 189380, 192722, 378760, 385444, 481805, 770888, 963610, 1638137, 1927220, 3276274, 3854440, 6552548, 8190685, 13105096, 16381370, 32762740, 65525480]

約数ペア:

[(1, 65525480), (2, 32762740), (4, 16381370), (5, 13105096), (8, 8190685), (10, 6552548), (17, 3854440), (20, 3276274), (34, 1927220), (40, 1638137), (68, 963610), (85, 770888), (136, 481805), (170, 385444), (173, 378760), (340, 192722), (346, 189380), (557, 117640), (680, 96361), (692, 94690), (865, 75752), (1114, 58820), (1384, 47345), (1730, 37876), (2228, 29410), (2785, 23528), (2941, 22280), (3460, 18938), (4456, 14705), (5570, 11764), (5882, 11140), (6920, 9469)]