80217410

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 80

約数和(自身を含む): 182109816

約数和(自身を除く): 101892406

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 257, 343, 455, 490, 514, 637, 686, 910, 1274, 1285, 1715, 1799, 2401, 2570, 3185, 3341, 3430, 3598, 4459, 4802, 6370, 6682, 8918, 8995, 12005, 12593, 16705, 17990, 22295, 23387, 24010, 25186, 31213, 33410, 44590, 46774, 62426, 62965, 88151, 116935, 125930, 156065, 163709, 176302, 233870, 312130, 327418, 440755, 617057, 818545, 881510, 1145963, 1234114, 1637090, 2291926, 3085285, 5729815, 6170570, 8021741, 11459630, 16043482, 40108705, 80217410]

約数ペア:

[(1, 80217410), (2, 40108705), (5, 16043482), (7, 11459630), (10, 8021741), (13, 6170570), (14, 5729815), (26, 3085285), (35, 2291926), (49, 1637090), (65, 1234114), (70, 1145963), (91, 881510), (98, 818545), (130, 617057), (182, 440755), (245, 327418), (257, 312130), (343, 233870), (455, 176302), (490, 163709), (514, 156065), (637, 125930), (686, 116935), (910, 88151), (1274, 62965), (1285, 62426), (1715, 46774), (1799, 44590), (2401, 33410), (2570, 31213), (3185, 25186), (3341, 24010), (3430, 23387), (3598, 22295), (4459, 17990), (4802, 16705), (6370, 12593), (6682, 12005), (8918, 8995)]