1628991650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1663}}^1$

素因数の和:1836

約数の個数: 96

約数和(自身を含む): 3587770368

約数和(自身を除く): 1958778718

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 137, 143, 274, 275, 286, 325, 550, 650, 685, 715, 1370, 1430, 1507, 1663, 1781, 3014, 3326, 3425, 3562, 3575, 6850, 7150, 7535, 8315, 8905, 15070, 16630, 17810, 18293, 19591, 21619, 36586, 37675, 39182, 41575, 43238, 44525, 75350, 83150, 89050, 91465, 97955, 108095, 182930, 195910, 216190, 227831, 237809, 455662, 457325, 475618, 489775, 540475, 914650, 979550, 1080950, 1139155, 1189045, 2278310, 2378090, 2506141, 2961803, 5012282, 5695775, 5923606, 5945225, 11391550, 11890450, 12530705, 14809015, 25061410, 29618030, 32579833, 62653525, 65159666, 74045075, 125307050, 148090150, 162899165, 325798330, 814495825, 1628991650]

約数ペア:

[(1, 1628991650), (2, 814495825), (5, 325798330), (10, 162899165), (11, 148090150), (13, 125307050), (22, 74045075), (25, 65159666), (26, 62653525), (50, 32579833), (55, 29618030), (65, 25061410), (110, 14809015), (130, 12530705), (137, 11890450), (143, 11391550), (274, 5945225), (275, 5923606), (286, 5695775), (325, 5012282), (550, 2961803), (650, 2506141), (685, 2378090), (715, 2278310), (1370, 1189045), (1430, 1139155), (1507, 1080950), (1663, 979550), (1781, 914650), (3014, 540475), (3326, 489775), (3425, 475618), (3562, 457325), (3575, 455662), (6850, 237809), (7150, 227831), (7535, 216190), (8315, 195910), (8905, 182930), (15070, 108095), (16630, 97955), (17810, 91465), (18293, 89050), (19591, 83150), (21619, 75350), (36586, 44525), (37675, 43238), (39182, 41575)]