25899090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6491}}^1$

素因数の和:6527

約数の個数: 64

約数和(自身を含む): 74787840

約数和(自身を除く): 48888750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 6491, 12982, 19473, 32455, 38946, 45437, 64910, 90874, 97365, 123329, 136311, 194730, 227185, 246658, 272622, 369987, 454370, 616645, 681555, 739974, 863303, 1233290, 1363110, 1726606, 1849935, 2589909, 3699870, 4316515, 5179818, 8633030, 12949545, 25899090]

約数ペア:

[(1, 25899090), (2, 12949545), (3, 8633030), (5, 5179818), (6, 4316515), (7, 3699870), (10, 2589909), (14, 1849935), (15, 1726606), (19, 1363110), (21, 1233290), (30, 863303), (35, 739974), (38, 681555), (42, 616645), (57, 454370), (70, 369987), (95, 272622), (105, 246658), (114, 227185), (133, 194730), (190, 136311), (210, 123329), (266, 97365), (285, 90874), (399, 64910), (570, 45437), (665, 38946), (798, 32455), (1330, 19473), (1995, 12982), (3990, 6491)]