870830870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{13109}}^1$

素因数の和:13209

約数の個数: 64

約数和(自身を含む): 1955802240

約数和(自身を除く): 1084971370

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 2555, 4745, 5110, 6643, 9490, 13109, 13286, 26218, 33215, 65545, 66430, 91763, 131090, 170417, 183526, 340834, 458815, 852085, 917630, 956957, 1192919, 1704170, 1913914, 2385838, 4784785, 5964595, 6698699, 9569570, 11929190, 12440441, 13397398, 24880882, 33493495, 62202205, 66986990, 87083087, 124404410, 174166174, 435415435, 870830870]

約数ペア:

[(1, 870830870), (2, 435415435), (5, 174166174), (7, 124404410), (10, 87083087), (13, 66986990), (14, 62202205), (26, 33493495), (35, 24880882), (65, 13397398), (70, 12440441), (73, 11929190), (91, 9569570), (130, 6698699), (146, 5964595), (182, 4784785), (365, 2385838), (455, 1913914), (511, 1704170), (730, 1192919), (910, 956957), (949, 917630), (1022, 852085), (1898, 458815), (2555, 340834), (4745, 183526), (5110, 170417), (6643, 131090), (9490, 91763), (13109, 66430), (13286, 65545), (26218, 33215)]