157037840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115469}}^1$

素因数の和:115499

約数の個数: 40

約数和(自身を含む): 386593560

約数和(自身を除く): 229555720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 115469, 230938, 461876, 577345, 923752, 1154690, 1847504, 1962973, 2309380, 3925946, 4618760, 7851892, 9237520, 9814865, 15703784, 19629730, 31407568, 39259460, 78518920, 157037840]

約数ペア:

[(1, 157037840), (2, 78518920), (4, 39259460), (5, 31407568), (8, 19629730), (10, 15703784), (16, 9814865), (17, 9237520), (20, 7851892), (34, 4618760), (40, 3925946), (68, 2309380), (80, 1962973), (85, 1847504), (136, 1154690), (170, 923752), (272, 577345), (340, 461876), (680, 230938), (1360, 115469)]