257015366925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{1123}}^1$

素因数の和:1360

約数の個数: 144

約数和(自身を含む): 458803491840

約数和(自身を除く): 201788124915

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 107, 237, 285, 321, 361, 395, 475, 535, 1083, 1123, 1185, 1425, 1501, 1605, 1805, 1975, 2033, 2675, 3369, 4503, 5415, 5615, 5925, 6099, 7505, 8025, 8453, 9025, 10165, 16845, 21337, 22515, 25359, 27075, 28075, 28519, 30495, 37525, 38627, 42265, 50825, 64011, 84225, 85557, 88717, 106685, 112575, 115881, 120161, 126795, 142595, 152475, 160607, 193135, 211325, 266151, 320055, 360483, 405403, 427785, 443585, 481821, 533425, 579405, 600805, 633975, 712975, 803035, 965675, 1216209, 1330755, 1600275, 1685623, 1802415, 2027015, 2138925, 2217925, 2283059, 2409105, 2897025, 3004025, 3051533, 4015175, 5056869, 6081045, 6653775, 6849177, 8428115, 9012075, 9154599, 9492719, 10135075, 11415295, 12045525, 15257665, 25284345, 28478157, 30405225, 32026837, 34245885, 42140575, 43378121, 45772995, 47463595, 57076475, 76288325, 96080511, 126421725, 130134363, 142390785, 160134185, 171229425, 180361661, 216890605, 228864975, 237317975, 480402555, 541084983, 650671815, 711953925, 800670925, 901808305, 1084453025, 2402012775, 2705424915, 3253359075, 3426871559, 4509041525, 10280614677, 13527124575, 17134357795, 51403073385, 85671788975, 257015366925]

約数ペア:

[(1, 257015366925), (3, 85671788975), (5, 51403073385), (15, 17134357795), (19, 13527124575), (25, 10280614677), (57, 4509041525), (75, 3426871559), (79, 3253359075), (95, 2705424915), (107, 2402012775), (237, 1084453025), (285, 901808305), (321, 800670925), (361, 711953925), (395, 650671815), (475, 541084983), (535, 480402555), (1083, 237317975), (1123, 228864975), (1185, 216890605), (1425, 180361661), (1501, 171229425), (1605, 160134185), (1805, 142390785), (1975, 130134363), (2033, 126421725), (2675, 96080511), (3369, 76288325), (4503, 57076475), (5415, 47463595), (5615, 45772995), (5925, 43378121), (6099, 42140575), (7505, 34245885), (8025, 32026837), (8453, 30405225), (9025, 28478157), (10165, 25284345), (16845, 15257665), (21337, 12045525), (22515, 11415295), (25359, 10135075), (27075, 9492719), (28075, 9154599), (28519, 9012075), (30495, 8428115), (37525, 6849177), (38627, 6653775), (42265, 6081045), (50825, 5056869), (64011, 4015175), (84225, 3051533), (85557, 3004025), (88717, 2897025), (106685, 2409105), (112575, 2283059), (115881, 2217925), (120161, 2138925), (126795, 2027015), (142595, 1802415), (152475, 1685623), (160607, 1600275), (193135, 1330755), (211325, 1216209), (266151, 965675), (320055, 803035), (360483, 712975), (405403, 633975), (427785, 600805), (443585, 579405), (481821, 533425)]