161738990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{100459}}^1$

素因数の和:100496

約数の個数: 32

約数和(自身を含む): 347189760

約数和(自身を除く): 185450770

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 100459, 200918, 502295, 703213, 1004590, 1406426, 2310557, 3516065, 4621114, 7032130, 11552785, 16173899, 23105570, 32347798, 80869495, 161738990]

約数ペア:

[(1, 161738990), (2, 80869495), (5, 32347798), (7, 23105570), (10, 16173899), (14, 11552785), (23, 7032130), (35, 4621114), (46, 3516065), (70, 2310557), (115, 1406426), (161, 1004590), (230, 703213), (322, 502295), (805, 200918), (1610, 100459)]