102705040

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1583}}^1$

素因数の和:2407

約数の個数: 40

約数和(自身を含む): 239234688

約数和(自身を除く): 136529648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1583, 1622, 3166, 3244, 4055, 6332, 6488, 7915, 8110, 12664, 12976, 15830, 16220, 25328, 31660, 32440, 63320, 64880, 126640, 1283813, 2567626, 5135252, 6419065, 10270504, 12838130, 20541008, 25676260, 51352520, 102705040]

約数ペア:

[(1, 102705040), (2, 51352520), (4, 25676260), (5, 20541008), (8, 12838130), (10, 10270504), (16, 6419065), (20, 5135252), (40, 2567626), (80, 1283813), (811, 126640), (1583, 64880), (1622, 63320), (3166, 32440), (3244, 31660), (4055, 25328), (6332, 16220), (6488, 15830), (7915, 12976), (8110, 12664)]