81357300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{90397}}^1$

素因数の和:90417

約数の個数: 54

約数和(自身を含む): 255012758

約数和(自身を除く): 173655458

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 90397, 180794, 271191, 361588, 451985, 542382, 813573, 903970, 1084764, 1355955, 1627146, 1807940, 2259925, 2711910, 3254292, 4067865, 4519850, 5423820, 6779775, 8135730, 9039700, 13559550, 16271460, 20339325, 27119100, 40678650, 81357300]

約数ペア:

[(1, 81357300), (2, 40678650), (3, 27119100), (4, 20339325), (5, 16271460), (6, 13559550), (9, 9039700), (10, 8135730), (12, 6779775), (15, 5423820), (18, 4519850), (20, 4067865), (25, 3254292), (30, 2711910), (36, 2259925), (45, 1807940), (50, 1627146), (60, 1355955), (75, 1084764), (90, 903970), (100, 813573), (150, 542382), (180, 451985), (225, 361588), (300, 271191), (450, 180794), (900, 90397)]