80407516

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 164989440

約数和(自身を除く): 84581924

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 179, 244, 263, 358, 427, 526, 716, 854, 1052, 1253, 1708, 1841, 2506, 3682, 5012, 7364, 10919, 16043, 21838, 32086, 43676, 47077, 64172, 76433, 94154, 112301, 152866, 188308, 224602, 305732, 329539, 449204, 659078, 1318156, 2871697, 5743394, 11486788, 20101879, 40203758, 80407516]

約数ペア:

[(1, 80407516), (2, 40203758), (4, 20101879), (7, 11486788), (14, 5743394), (28, 2871697), (61, 1318156), (122, 659078), (179, 449204), (244, 329539), (263, 305732), (358, 224602), (427, 188308), (526, 152866), (716, 112301), (854, 94154), (1052, 76433), (1253, 64172), (1708, 47077), (1841, 43676), (2506, 32086), (3682, 21838), (5012, 16043), (7364, 10919)]