65071860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{154933}}^1$

素因数の和:154952

約数の個数: 48

約数和(自身を含む): 208231296

約数和(自身を除く): 143159436

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, 154933, 309866, 464799, 619732, 774665, 929598, 1084531, 1549330, 1859196, 2169062, 2323995, 3098660, 3253593, 4338124, 4647990, 5422655, 6507186, 9295980, 10845310, 13014372, 16267965, 21690620, 32535930, 65071860]

約数ペア:

[(1, 65071860), (2, 32535930), (3, 21690620), (4, 16267965), (5, 13014372), (6, 10845310), (7, 9295980), (10, 6507186), (12, 5422655), (14, 4647990), (15, 4338124), (20, 3253593), (21, 3098660), (28, 2323995), (30, 2169062), (35, 1859196), (42, 1549330), (60, 1084531), (70, 929598), (84, 774665), (105, 619732), (140, 464799), (210, 309866), (420, 154933)]