40801985

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 58924800

約数和(自身を除く): 18122815

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 659, 1015, 1769, 2135, 3295, 4613, 8845, 12383, 19111, 23065, 40199, 61915, 95555, 133777, 200995, 281393, 668885, 1165771, 1406965, 5828855, 8160397, 40801985]

約数ペア:

[(1, 40801985), (5, 8160397), (7, 5828855), (29, 1406965), (35, 1165771), (61, 668885), (145, 281393), (203, 200995), (305, 133777), (427, 95555), (659, 61915), (1015, 40199), (1769, 23065), (2135, 19111), (3295, 12383), (4613, 8845)]