161162495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 224827680

約数和(自身を除く): 63665185

約数列:

[1, 5, 13, 23, 43, 65, 109, 115, 215, 299, 529, 545, 559, 989, 1417, 1495, 2507, 2645, 2795, 4687, 4945, 6877, 7085, 12535, 12857, 22747, 23435, 32591, 34385, 57661, 60931, 64285, 107801, 113735, 162955, 288305, 295711, 304655, 539005, 749593, 1401413, 1478555, 2479423, 3747965, 7007065, 12397115, 32232499, 161162495]

約数ペア:

[(1, 161162495), (5, 32232499), (13, 12397115), (23, 7007065), (43, 3747965), (65, 2479423), (109, 1478555), (115, 1401413), (215, 749593), (299, 539005), (529, 304655), (545, 295711), (559, 288305), (989, 162955), (1417, 113735), (1495, 107801), (2507, 64285), (2645, 60931), (2795, 57661), (4687, 34385), (4945, 32591), (6877, 23435), (7085, 22747), (12535, 12857)]