12778848875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1889}}^1$

素因数の和:2121

約数の個数: 64

約数和(自身を含む): 18030055680

約数和(自身を除く): 5251206805

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 181, 299, 325, 575, 905, 1495, 1625, 1889, 2353, 2875, 4163, 4525, 7475, 9445, 11765, 20815, 22625, 24557, 37375, 43447, 47225, 54119, 58825, 104075, 122785, 217235, 236125, 270595, 294125, 341909, 520375, 564811, 613925, 1086175, 1352975, 1709545, 2824055, 3069625, 4444817, 5430875, 6764875, 7863907, 8547725, 14120275, 22224085, 39319535, 42738625, 70601375, 102230791, 111120425, 196597675, 511153955, 555602125, 982988375, 2555769775, 12778848875]

約数ペア:

[(1, 12778848875), (5, 2555769775), (13, 982988375), (23, 555602125), (25, 511153955), (65, 196597675), (115, 111120425), (125, 102230791), (181, 70601375), (299, 42738625), (325, 39319535), (575, 22224085), (905, 14120275), (1495, 8547725), (1625, 7863907), (1889, 6764875), (2353, 5430875), (2875, 4444817), (4163, 3069625), (4525, 2824055), (7475, 1709545), (9445, 1352975), (11765, 1086175), (20815, 613925), (22625, 564811), (24557, 520375), (37375, 341909), (43447, 294125), (47225, 270595), (54119, 236125), (58825, 217235), (104075, 122785)]