87981685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1427}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 35397515

約数列:

[1, 5, 11, 19, 55, 59, 95, 209, 295, 649, 1045, 1121, 1427, 3245, 5605, 7135, 12331, 15697, 27113, 61655, 78485, 84193, 135565, 298243, 420965, 926123, 1491215, 1599667, 4630615, 7998335, 17596337, 87981685]

約数ペア:

[(1, 87981685), (5, 17596337), (11, 7998335), (19, 4630615), (55, 1599667), (59, 1491215), (95, 926123), (209, 420965), (295, 298243), (649, 135565), (1045, 84193), (1121, 78485), (1427, 61655), (3245, 27113), (5605, 15697), (7135, 12331)]