40378855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 54665280

約数和(自身を除く): 14286425

約数列:

[1, 5, 11, 55, 73, 89, 113, 365, 445, 565, 803, 979, 1243, 4015, 4895, 6215, 6497, 8249, 10057, 32485, 41245, 50285, 71467, 90739, 110627, 357335, 453695, 553135, 734161, 3670805, 8075771, 40378855]

約数ペア:

[(1, 40378855), (5, 8075771), (11, 3670805), (55, 734161), (73, 553135), (89, 453695), (113, 357335), (365, 110627), (445, 90739), (565, 71467), (803, 50285), (979, 41245), (1243, 32485), (4015, 10057), (4895, 8249), (6215, 6497)]