72655120

素因数分解:

$2^4\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1181}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 169286040

約数和(自身を除く): 96630920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 769, 1181, 1538, 2362, 3076, 3845, 4724, 5905, 6152, 7690, 9448, 11810, 12304, 15380, 18896, 23620, 30760, 47240, 61520, 94480, 908189, 1816378, 3632756, 4540945, 7265512, 9081890, 14531024, 18163780, 36327560, 72655120]

約数ペア:

[(1, 72655120), (2, 36327560), (4, 18163780), (5, 14531024), (8, 9081890), (10, 7265512), (16, 4540945), (20, 3632756), (40, 1816378), (80, 908189), (769, 94480), (1181, 61520), (1538, 47240), (2362, 30760), (3076, 23620), (3845, 18896), (4724, 15380), (5905, 12304), (6152, 11810), (7690, 9448)]