80354170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 163086336

約数和(自身を除く): 82732166

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 157, 254, 310, 314, 403, 635, 785, 806, 1270, 1570, 1651, 2015, 2041, 3302, 3937, 4030, 4082, 4867, 7874, 8255, 9734, 10205, 16510, 19685, 19939, 20410, 24335, 39370, 39878, 48670, 51181, 63271, 99695, 102362, 126542, 199390, 255905, 259207, 316355, 511810, 518414, 618109, 632710, 1236218, 1296035, 2592070, 3090545, 6181090, 8035417, 16070834, 40177085, 80354170]

約数ペア:

[(1, 80354170), (2, 40177085), (5, 16070834), (10, 8035417), (13, 6181090), (26, 3090545), (31, 2592070), (62, 1296035), (65, 1236218), (127, 632710), (130, 618109), (155, 518414), (157, 511810), (254, 316355), (310, 259207), (314, 255905), (403, 199390), (635, 126542), (785, 102362), (806, 99695), (1270, 63271), (1570, 51181), (1651, 48670), (2015, 39878), (2041, 39370), (3302, 24335), (3937, 20410), (4030, 19939), (4082, 19685), (4867, 16510), (7874, 10205), (8255, 9734)]