77283620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4021}}^1$

素因数の和:4092

約数の個数: 36

約数和(自身を含む): 167741532

約数和(自身を除く): 90457912

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4021, 4805, 8042, 9610, 16084, 19220, 20105, 40210, 80420, 124651, 249302, 498604, 623255, 1246510, 2493020, 3864181, 7728362, 15456724, 19320905, 38641810, 77283620]

約数ペア:

[(1, 77283620), (2, 38641810), (4, 19320905), (5, 15456724), (10, 7728362), (20, 3864181), (31, 2493020), (62, 1246510), (124, 623255), (155, 498604), (310, 249302), (620, 124651), (961, 80420), (1922, 40210), (3844, 20105), (4021, 19220), (4805, 16084), (8042, 9610)]