169905890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{839}}^1$

素因数の和:1127

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 213295390

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 263, 385, 526, 770, 839, 1315, 1678, 1841, 2630, 2893, 3682, 4195, 5786, 5873, 8390, 9205, 9229, 11746, 14465, 18410, 18458, 20251, 28930, 29365, 40502, 46145, 58730, 64603, 92290, 101255, 129206, 202510, 220657, 323015, 441314, 646030, 1103285, 1544599, 2206570, 2427227, 3089198, 4854454, 7722995, 12136135, 15445990, 16990589, 24272270, 33981178, 84952945, 169905890]

約数ペア:

[(1, 169905890), (2, 84952945), (5, 33981178), (7, 24272270), (10, 16990589), (11, 15445990), (14, 12136135), (22, 7722995), (35, 4854454), (55, 3089198), (70, 2427227), (77, 2206570), (110, 1544599), (154, 1103285), (263, 646030), (385, 441314), (526, 323015), (770, 220657), (839, 202510), (1315, 129206), (1678, 101255), (1841, 92290), (2630, 64603), (2893, 58730), (3682, 46145), (4195, 40502), (5786, 29365), (5873, 28930), (8390, 20251), (9205, 18458), (9229, 18410), (11746, 14465)]