85182020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55313}}^1$

素因数の和:55340

約数の個数: 48

約数和(自身を含む): 223026048

約数和(自身を除く): 137844028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 55313, 110626, 221252, 276565, 387191, 553130, 608443, 774382, 1106260, 1216886, 1548764, 1935955, 2433772, 3042215, 3871910, 4259101, 6084430, 7743820, 8518202, 12168860, 17036404, 21295505, 42591010, 85182020]

約数ペア:

[(1, 85182020), (2, 42591010), (4, 21295505), (5, 17036404), (7, 12168860), (10, 8518202), (11, 7743820), (14, 6084430), (20, 4259101), (22, 3871910), (28, 3042215), (35, 2433772), (44, 1935955), (55, 1548764), (70, 1216886), (77, 1106260), (110, 774382), (140, 608443), (154, 553130), (220, 387191), (308, 276565), (385, 221252), (770, 110626), (1540, 55313)]