210563990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3259}}^1$

素因数の和:3357

約数の個数: 64

約数和(自身を含む): 473195520

約数和(自身を除く): 262631530

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 710, 910, 923, 994, 1846, 2485, 3259, 4615, 4970, 6461, 6518, 9230, 12922, 16295, 22813, 32305, 32590, 42367, 45626, 64610, 84734, 114065, 211835, 228130, 231389, 296569, 423670, 462778, 593138, 1156945, 1482845, 1619723, 2313890, 2965690, 3008057, 3239446, 6016114, 8098615, 15040285, 16197230, 21056399, 30080570, 42112798, 105281995, 210563990]

約数ペア:

[(1, 210563990), (2, 105281995), (5, 42112798), (7, 30080570), (10, 21056399), (13, 16197230), (14, 15040285), (26, 8098615), (35, 6016114), (65, 3239446), (70, 3008057), (71, 2965690), (91, 2313890), (130, 1619723), (142, 1482845), (182, 1156945), (355, 593138), (455, 462778), (497, 423670), (710, 296569), (910, 231389), (923, 228130), (994, 211835), (1846, 114065), (2485, 84734), (3259, 64610), (4615, 45626), (4970, 42367), (6461, 32590), (6518, 32305), (9230, 22813), (12922, 16295)]