128464480

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19583}}^1$

素因数の和:19639

約数の個数: 48

約数和(自身を含む): 310915584

約数和(自身を除く): 182451104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 19583, 39166, 78332, 97915, 156664, 195830, 313328, 391660, 626656, 783320, 802903, 1566640, 1605806, 3133280, 3211612, 4014515, 6423224, 8029030, 12846448, 16058060, 25692896, 32116120, 64232240, 128464480]

約数ペア:

[(1, 128464480), (2, 64232240), (4, 32116120), (5, 25692896), (8, 16058060), (10, 12846448), (16, 8029030), (20, 6423224), (32, 4014515), (40, 3211612), (41, 3133280), (80, 1605806), (82, 1566640), (160, 802903), (164, 783320), (205, 626656), (328, 391660), (410, 313328), (656, 195830), (820, 156664), (1312, 97915), (1640, 78332), (3280, 39166), (6560, 19583)]