72802480

素因数分解:

$2^4\times 5^1\times {\mathrm{910031}}^1$

素因数の和:910044

約数の個数: 20

約数和(自身を含む): 169265952

約数和(自身を除く): 96463472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 910031, 1820062, 3640124, 4550155, 7280248, 9100310, 14560496, 18200620, 36401240, 72802480]

約数ペア:

[(1, 72802480), (2, 36401240), (4, 18200620), (5, 14560496), (8, 9100310), (10, 7280248), (16, 4550155), (20, 3640124), (40, 1820062), (80, 910031)]