1285146070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{57143}}^1$

素因数の和:57336

約数の個数: 32

約数和(自身を含む): 2505650112

約数和(自身を除く): 1220504042

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 11245, 22490, 57143, 114286, 285715, 571430, 742859, 1485718, 3714295, 7428590, 9885739, 19771478, 49428695, 98857390, 128514607, 257029214, 642573035, 1285146070]

約数ペア:

[(1, 1285146070), (2, 642573035), (5, 257029214), (10, 128514607), (13, 98857390), (26, 49428695), (65, 19771478), (130, 9885739), (173, 7428590), (346, 3714295), (865, 1485718), (1730, 742859), (2249, 571430), (4498, 285715), (11245, 114286), (22490, 57143)]