85213380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{202889}}^1$

素因数の和:202908

約数の個数: 48

約数和(自身を含む): 272684160

約数和(自身を除く): 187470780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 202889, 405778, 608667, 811556, 1014445, 1217334, 1420223, 2028890, 2434668, 2840446, 3043335, 4057780, 4260669, 5680892, 6086670, 7101115, 8521338, 12173340, 14202230, 17042676, 21303345, 28404460, 42606690, 85213380]

約数ペア:

[(1, 85213380), (2, 42606690), (3, 28404460), (4, 21303345), (5, 17042676), (6, 14202230), (7, 12173340), (10, 8521338), (12, 7101115), (14, 6086670), (15, 5680892), (20, 4260669), (21, 4057780), (28, 3043335), (30, 2840446), (35, 2434668), (42, 2028890), (60, 1420223), (70, 1217334), (84, 1014445), (105, 811556), (140, 608667), (210, 405778), (420, 202889)]