80416945

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 114886656

約数和(自身を除く): 34469711

約数列:

[1, 5, 7, 31, 35, 137, 155, 217, 541, 685, 959, 1085, 2705, 3787, 4247, 4795, 16771, 18935, 21235, 29729, 74117, 83855, 117397, 148645, 370585, 518819, 586985, 2297627, 2594095, 11488135, 16083389, 80416945]

約数ペア:

[(1, 80416945), (5, 16083389), (7, 11488135), (31, 2594095), (35, 2297627), (137, 586985), (155, 518819), (217, 370585), (541, 148645), (685, 117397), (959, 83855), (1085, 74117), (2705, 29729), (3787, 21235), (4247, 18935), (4795, 16771)]