77040880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137573}}^1$

素因数の和:137593

約数の個数: 40

約数和(自身を含む): 204710112

約数和(自身を除く): 127669232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137573, 275146, 550292, 687865, 963011, 1100584, 1375730, 1926022, 2201168, 2751460, 3852044, 4815055, 5502920, 7704088, 9630110, 11005840, 15408176, 19260220, 38520440, 77040880]

約数ペア:

[(1, 77040880), (2, 38520440), (4, 19260220), (5, 15408176), (7, 11005840), (8, 9630110), (10, 7704088), (14, 5502920), (16, 4815055), (20, 3852044), (28, 2751460), (35, 2201168), (40, 1926022), (56, 1375730), (70, 1100584), (80, 963011), (112, 687865), (140, 550292), (280, 275146), (560, 137573)]