51580395

素因数分解:

$3^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 95644800

約数和(自身を除く): 44064405

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 89, 135, 159, 243, 265, 267, 405, 445, 477, 729, 795, 801, 1215, 1335, 1431, 2187, 2385, 2403, 3645, 4005, 4293, 4717, 7155, 7209, 10935, 12015, 12879, 14151, 21465, 21627, 23585, 36045, 38637, 42453, 64395, 64881, 70755, 108135, 115911, 127359, 193185, 194643, 212265, 324405, 382077, 579555, 636795, 973215, 1146231, 1910385, 3438693, 5731155, 10316079, 17193465, 51580395]

約数ペア:

[(1, 51580395), (3, 17193465), (5, 10316079), (9, 5731155), (15, 3438693), (27, 1910385), (45, 1146231), (53, 973215), (81, 636795), (89, 579555), (135, 382077), (159, 324405), (243, 212265), (265, 194643), (267, 193185), (405, 127359), (445, 115911), (477, 108135), (729, 70755), (795, 64881), (801, 64395), (1215, 42453), (1335, 38637), (1431, 36045), (2187, 23585), (2385, 21627), (2403, 21465), (3645, 14151), (4005, 12879), (4293, 12015), (4717, 10935), (7155, 7209)]