201289360

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19207}}^1$

素因数の和:19351

約数の個数: 40

約数和(自身を含む): 471594816

約数和(自身を除く): 270305456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 19207, 38414, 76828, 96035, 153656, 192070, 307312, 384140, 768280, 1536560, 2516117, 5032234, 10064468, 12580585, 20128936, 25161170, 40257872, 50322340, 100644680, 201289360]

約数ペア:

[(1, 201289360), (2, 100644680), (4, 50322340), (5, 40257872), (8, 25161170), (10, 20128936), (16, 12580585), (20, 10064468), (40, 5032234), (80, 2516117), (131, 1536560), (262, 768280), (524, 384140), (655, 307312), (1048, 192070), (1310, 153656), (2096, 96035), (2620, 76828), (5240, 38414), (10480, 19207)]