161355964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{14159}}^1$

素因数の和:14218

約数の個数: 48

約数和(自身を含む): 361589760

約数和(自身を除く): 200233796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 11396, 14159, 28318, 56636, 99113, 155749, 198226, 311498, 396452, 523883, 622996, 1047766, 1090243, 2095532, 2180486, 3667181, 4360972, 5762713, 7334362, 11525426, 14668724, 23050852, 40338991, 80677982, 161355964]

約数ペア:

[(1, 161355964), (2, 80677982), (4, 40338991), (7, 23050852), (11, 14668724), (14, 11525426), (22, 7334362), (28, 5762713), (37, 4360972), (44, 3667181), (74, 2180486), (77, 2095532), (148, 1090243), (154, 1047766), (259, 622996), (308, 523883), (407, 396452), (518, 311498), (814, 198226), (1036, 155749), (1628, 99113), (2849, 56636), (5698, 28318), (11396, 14159)]