85755540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109943}}^1$

素因数の和:109968

約数の個数: 48

約数和(自身を含む): 258588288

約数和(自身を除く): 172832748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109943, 219886, 329829, 439772, 549715, 659658, 1099430, 1319316, 1429259, 1649145, 2198860, 2858518, 3298290, 4287777, 5717036, 6596580, 7146295, 8575554, 14292590, 17151108, 21438885, 28585180, 42877770, 85755540]

約数ペア:

[(1, 85755540), (2, 42877770), (3, 28585180), (4, 21438885), (5, 17151108), (6, 14292590), (10, 8575554), (12, 7146295), (13, 6596580), (15, 5717036), (20, 4287777), (26, 3298290), (30, 2858518), (39, 2198860), (52, 1649145), (60, 1429259), (65, 1319316), (78, 1099430), (130, 659658), (156, 549715), (195, 439772), (260, 329829), (390, 219886), (780, 109943)]