19156747675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{4021}}^1$

素因数の和:4288

約数の個数: 48

約数和(自身を含む): 26015647392

約数和(自身を除く): 6858899717

約数列:

[1, 5, 13, 25, 65, 107, 137, 325, 535, 685, 1391, 1781, 2675, 3425, 4021, 6955, 8905, 14659, 20105, 34775, 44525, 52273, 73295, 100525, 190567, 261365, 366475, 430247, 550877, 952835, 1306825, 2151235, 2754385, 4764175, 5593211, 7161401, 10756175, 13771925, 27966055, 35807005, 58943839, 139830275, 179035025, 294719195, 766269907, 1473595975, 3831349535, 19156747675]

約数ペア:

[(1, 19156747675), (5, 3831349535), (13, 1473595975), (25, 766269907), (65, 294719195), (107, 179035025), (137, 139830275), (325, 58943839), (535, 35807005), (685, 27966055), (1391, 13771925), (1781, 10756175), (2675, 7161401), (3425, 5593211), (4021, 4764175), (6955, 2754385), (8905, 2151235), (14659, 1306825), (20105, 952835), (34775, 550877), (44525, 430247), (52273, 366475), (73295, 261365), (100525, 190567)]