395305280

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:352

約数の個数: 112

約数和(自身を含む): 969117696

約数和(自身を除く): 573812416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 127, 137, 142, 160, 254, 274, 284, 320, 355, 508, 548, 568, 635, 685, 710, 1016, 1096, 1136, 1270, 1370, 1420, 2032, 2192, 2272, 2540, 2740, 2840, 4064, 4384, 4544, 5080, 5480, 5680, 8128, 8768, 9017, 9727, 10160, 10960, 11360, 17399, 18034, 19454, 20320, 21920, 22720, 34798, 36068, 38908, 40640, 43840, 45085, 48635, 69596, 72136, 77816, 86995, 90170, 97270, 139192, 144272, 155632, 173990, 180340, 194540, 278384, 288544, 311264, 347980, 360680, 389080, 556768, 577088, 622528, 695960, 721360, 778160, 1113536, 1235329, 1391920, 1442720, 1556320, 2470658, 2783840, 2885440, 3112640, 4941316, 5567680, 6176645, 9882632, 12353290, 19765264, 24706580, 39530528, 49413160, 79061056, 98826320, 197652640, 395305280]

約数ペア:

[(1, 395305280), (2, 197652640), (4, 98826320), (5, 79061056), (8, 49413160), (10, 39530528), (16, 24706580), (20, 19765264), (32, 12353290), (40, 9882632), (64, 6176645), (71, 5567680), (80, 4941316), (127, 3112640), (137, 2885440), (142, 2783840), (160, 2470658), (254, 1556320), (274, 1442720), (284, 1391920), (320, 1235329), (355, 1113536), (508, 778160), (548, 721360), (568, 695960), (635, 622528), (685, 577088), (710, 556768), (1016, 389080), (1096, 360680), (1136, 347980), (1270, 311264), (1370, 288544), (1420, 278384), (2032, 194540), (2192, 180340), (2272, 173990), (2540, 155632), (2740, 144272), (2840, 139192), (4064, 97270), (4384, 90170), (4544, 86995), (5080, 77816), (5480, 72136), (5680, 69596), (8128, 48635), (8768, 45085), (9017, 43840), (9727, 40640), (10160, 38908), (10960, 36068), (11360, 34798), (17399, 22720), (18034, 21920), (19454, 20320)]