78671775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11527}}^1$

素因数の和:11560

約数の個数: 48

約数和(自身を含む): 160100864

約数和(自身を除く): 81429089

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 6825, 11527, 34581, 57635, 80689, 149851, 172905, 242067, 288175, 403445, 449553, 749255, 864525, 1048957, 1210335, 2017225, 2247765, 3146871, 3746275, 5244785, 6051675, 11238825, 15734355, 26223925, 78671775]

約数ペア:

[(1, 78671775), (3, 26223925), (5, 15734355), (7, 11238825), (13, 6051675), (15, 5244785), (21, 3746275), (25, 3146871), (35, 2247765), (39, 2017225), (65, 1210335), (75, 1048957), (91, 864525), (105, 749255), (175, 449553), (195, 403445), (273, 288175), (325, 242067), (455, 172905), (525, 149851), (975, 80689), (1365, 57635), (2275, 34581), (6825, 11527)]