72142510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7369}}^1$

素因数の和:7476

約数の個数: 32

約数和(自身を含む): 143272800

約数和(自身を除く): 71130290

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 7369, 9790, 14738, 36845, 73690, 81059, 162118, 405295, 655841, 810590, 1311682, 3279205, 6558410, 7214251, 14428502, 36071255, 72142510]

約数ペア:

[(1, 72142510), (2, 36071255), (5, 14428502), (10, 7214251), (11, 6558410), (22, 3279205), (55, 1311682), (89, 810590), (110, 655841), (178, 405295), (445, 162118), (890, 81059), (979, 73690), (1958, 36845), (4895, 14738), (7369, 9790)]