676127680

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^2\times {\mathrm{131}}^1$

素因数の和:402

約数の個数: 84

約数和(自身を含む): 1635194088

約数和(自身を除く): 959066408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 131, 160, 254, 262, 320, 508, 524, 635, 655, 1016, 1048, 1270, 1310, 2032, 2096, 2540, 2620, 4064, 4192, 5080, 5240, 8128, 8384, 10160, 10480, 16129, 16637, 20320, 20960, 32258, 33274, 40640, 41920, 64516, 66548, 80645, 83185, 129032, 133096, 161290, 166370, 258064, 266192, 322580, 332740, 516128, 532384, 645160, 665480, 1032256, 1064768, 1290320, 1330960, 2112899, 2580640, 2661920, 4225798, 5161280, 5323840, 8451596, 10564495, 16903192, 21128990, 33806384, 42257980, 67612768, 84515960, 135225536, 169031920, 338063840, 676127680]

約数ペア:

[(1, 676127680), (2, 338063840), (4, 169031920), (5, 135225536), (8, 84515960), (10, 67612768), (16, 42257980), (20, 33806384), (32, 21128990), (40, 16903192), (64, 10564495), (80, 8451596), (127, 5323840), (131, 5161280), (160, 4225798), (254, 2661920), (262, 2580640), (320, 2112899), (508, 1330960), (524, 1290320), (635, 1064768), (655, 1032256), (1016, 665480), (1048, 645160), (1270, 532384), (1310, 516128), (2032, 332740), (2096, 322580), (2540, 266192), (2620, 258064), (4064, 166370), (4192, 161290), (5080, 133096), (5240, 129032), (8128, 83185), (8384, 80645), (10160, 66548), (10480, 64516), (16129, 41920), (16637, 40640), (20320, 33274), (20960, 32258)]