355179629375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{7507}}^1$

素因数の和:7678

約数の個数: 80

約数和(自身を含む): 484251764832

約数和(自身を除く): 129072135457

約数列:

[1, 5, 17, 25, 61, 73, 85, 125, 305, 365, 425, 625, 1037, 1241, 1525, 1825, 2125, 4453, 5185, 6205, 7507, 7625, 9125, 10625, 22265, 25925, 31025, 37535, 38125, 45625, 75701, 111325, 127619, 129625, 155125, 187675, 378505, 457927, 548011, 556625, 638095, 648125, 775625, 938375, 1892525, 2289635, 2740055, 2783125, 3190475, 4691875, 7784759, 9316187, 9462625, 11448175, 13700275, 15952375, 33428671, 38923795, 46580935, 47313125, 57240875, 68501375, 79761875, 167143355, 194618975, 232904675, 286204375, 342506875, 568287407, 835716775, 973094875, 1164523375, 2841437035, 4178583875, 4865474375, 5822616875, 14207185175, 20892919375, 71035925875, 355179629375]

約数ペア:

[(1, 355179629375), (5, 71035925875), (17, 20892919375), (25, 14207185175), (61, 5822616875), (73, 4865474375), (85, 4178583875), (125, 2841437035), (305, 1164523375), (365, 973094875), (425, 835716775), (625, 568287407), (1037, 342506875), (1241, 286204375), (1525, 232904675), (1825, 194618975), (2125, 167143355), (4453, 79761875), (5185, 68501375), (6205, 57240875), (7507, 47313125), (7625, 46580935), (9125, 38923795), (10625, 33428671), (22265, 15952375), (25925, 13700275), (31025, 11448175), (37535, 9462625), (38125, 9316187), (45625, 7784759), (75701, 4691875), (111325, 3190475), (127619, 2783125), (129625, 2740055), (155125, 2289635), (187675, 1892525), (378505, 938375), (457927, 775625), (548011, 648125), (556625, 638095)]