2051264905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1619}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 2586608640

約数和(自身を除く): 535343735

約数列:

[1, 5, 43, 71, 83, 215, 355, 415, 1619, 3053, 3569, 5893, 8095, 15265, 17845, 29465, 69617, 114949, 134377, 253399, 348085, 574745, 671885, 1266995, 4942807, 5778211, 9540767, 24714035, 28891055, 47703835, 410252981, 2051264905]

約数ペア:

[(1, 2051264905), (5, 410252981), (43, 47703835), (71, 28891055), (83, 24714035), (215, 9540767), (355, 5778211), (415, 4942807), (1619, 1266995), (3053, 671885), (3569, 574745), (5893, 348085), (8095, 253399), (15265, 134377), (17845, 114949), (29465, 69617)]