80538420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7759}}^1$

素因数の和:7944

約数の個数: 48

約数和(自身を含む): 226840320

約数和(自身を除く): 146301900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1730, 2076, 2595, 3460, 5190, 7759, 10380, 15518, 23277, 31036, 38795, 46554, 77590, 93108, 116385, 155180, 232770, 465540, 1342307, 2684614, 4026921, 5369228, 6711535, 8053842, 13423070, 16107684, 20134605, 26846140, 40269210, 80538420]

約数ペア:

[(1, 80538420), (2, 40269210), (3, 26846140), (4, 20134605), (5, 16107684), (6, 13423070), (10, 8053842), (12, 6711535), (15, 5369228), (20, 4026921), (30, 2684614), (60, 1342307), (173, 465540), (346, 232770), (519, 155180), (692, 116385), (865, 93108), (1038, 77590), (1730, 46554), (2076, 38795), (2595, 31036), (3460, 23277), (5190, 15518), (7759, 10380)]