201081230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40459}}^1$

素因数の和:40544

約数の個数: 32

約数和(自身を含む): 419489280

約数和(自身を除く): 218408050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 40459, 80918, 202295, 283213, 404590, 566426, 1416065, 2832130, 2872589, 5745178, 14362945, 20108123, 28725890, 40216246, 100540615, 201081230]

約数ペア:

[(1, 201081230), (2, 100540615), (5, 40216246), (7, 28725890), (10, 20108123), (14, 14362945), (35, 5745178), (70, 2872589), (71, 2832130), (142, 1416065), (355, 566426), (497, 404590), (710, 283213), (994, 202295), (2485, 80918), (4970, 40459)]