977773050820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1\times {\mathrm{521251}}^1$

素因数の和:522652

約数の個数: 48

約数和(自身を含む): 2083823715456

約数和(自身を除く): 1106050664636

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1321, 1420, 2642, 5284, 6605, 13210, 26420, 93791, 187582, 375164, 468955, 521251, 937910, 1042502, 1875820, 2085004, 2606255, 5212510, 10425020, 37008821, 74017642, 148035284, 185044105, 370088210, 688572571, 740176420, 1377145142, 2754290284, 3442862855, 6885725710, 13771451420, 48888652541, 97777305082, 195554610164, 244443262705, 488886525410, 977773050820]

約数ペア:

[(1, 977773050820), (2, 488886525410), (4, 244443262705), (5, 195554610164), (10, 97777305082), (20, 48888652541), (71, 13771451420), (142, 6885725710), (284, 3442862855), (355, 2754290284), (710, 1377145142), (1321, 740176420), (1420, 688572571), (2642, 370088210), (5284, 185044105), (6605, 148035284), (13210, 74017642), (26420, 37008821), (93791, 10425020), (187582, 5212510), (375164, 2606255), (468955, 2085004), (521251, 1875820), (937910, 1042502)]