487287580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{64627}}^1$

素因数の和:64678

約数の個数: 48

約数和(自身を含む): 1140037920

約数和(自身を除く): 652750340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 64627, 129254, 258508, 323135, 646270, 840151, 1292540, 1680302, 1874183, 3360604, 3748366, 4200755, 7496732, 8401510, 9370915, 16803020, 18741830, 24364379, 37483660, 48728758, 97457516, 121821895, 243643790, 487287580]

約数ペア:

[(1, 487287580), (2, 243643790), (4, 121821895), (5, 97457516), (10, 48728758), (13, 37483660), (20, 24364379), (26, 18741830), (29, 16803020), (52, 9370915), (58, 8401510), (65, 7496732), (116, 4200755), (130, 3748366), (145, 3360604), (260, 1874183), (290, 1680302), (377, 1292540), (580, 840151), (754, 646270), (1508, 323135), (1885, 258508), (3770, 129254), (7540, 64627)]