30939650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 66454080

約数和(自身を除く): 35514430

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 175, 218, 350, 545, 763, 811, 1090, 1526, 1622, 2725, 3815, 4055, 5450, 5677, 7630, 8110, 11354, 19075, 20275, 28385, 38150, 40550, 56770, 88399, 141925, 176798, 283850, 441995, 618793, 883990, 1237586, 2209975, 3093965, 4419950, 6187930, 15469825, 30939650]

約数ペア:

[(1, 30939650), (2, 15469825), (5, 6187930), (7, 4419950), (10, 3093965), (14, 2209975), (25, 1237586), (35, 883990), (50, 618793), (70, 441995), (109, 283850), (175, 176798), (218, 141925), (350, 88399), (545, 56770), (763, 40550), (811, 38150), (1090, 28385), (1526, 20275), (1622, 19075), (2725, 11354), (3815, 8110), (4055, 7630), (5450, 5677)]