78435945

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 163320960

約数和(自身を除く): 84885015

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 73, 81, 105, 135, 189, 219, 315, 365, 379, 405, 511, 567, 657, 945, 1095, 1137, 1533, 1895, 1971, 2555, 2653, 2835, 3285, 3411, 4599, 5685, 5913, 7665, 7959, 9855, 10233, 13265, 13797, 17055, 22995, 23877, 27667, 29565, 30699, 39795, 41391, 51165, 68985, 71631, 83001, 119385, 138335, 153495, 193669, 206955, 214893, 249003, 358155, 415005, 581007, 747009, 968345, 1074465, 1245015, 1743021, 2241027, 2905035, 3735045, 5229063, 8715105, 11205135, 15687189, 26145315, 78435945]

約数ペア:

[(1, 78435945), (3, 26145315), (5, 15687189), (7, 11205135), (9, 8715105), (15, 5229063), (21, 3735045), (27, 2905035), (35, 2241027), (45, 1743021), (63, 1245015), (73, 1074465), (81, 968345), (105, 747009), (135, 581007), (189, 415005), (219, 358155), (315, 249003), (365, 214893), (379, 206955), (405, 193669), (511, 153495), (567, 138335), (657, 119385), (945, 83001), (1095, 71631), (1137, 68985), (1533, 51165), (1895, 41391), (1971, 39795), (2555, 30699), (2653, 29565), (2835, 27667), (3285, 23877), (3411, 22995), (4599, 17055), (5685, 13797), (5913, 13265), (7665, 10233), (7959, 9855)]