72866885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 110186496

約数和(自身を除く): 37319611

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 127, 169, 455, 485, 635, 679, 845, 889, 1183, 1261, 1651, 3395, 4445, 5915, 6305, 8255, 8827, 11557, 12319, 16393, 21463, 44135, 57785, 61595, 81965, 86233, 107315, 114751, 150241, 160147, 431165, 573755, 751205, 800735, 1121029, 2081911, 5605145, 10409555, 14573377, 72866885]

約数ペア:

[(1, 72866885), (5, 14573377), (7, 10409555), (13, 5605145), (35, 2081911), (65, 1121029), (91, 800735), (97, 751205), (127, 573755), (169, 431165), (455, 160147), (485, 150241), (635, 114751), (679, 107315), (845, 86233), (889, 81965), (1183, 61595), (1261, 57785), (1651, 44135), (3395, 21463), (4445, 16393), (5915, 12319), (6305, 11557), (8255, 8827)]