42482690

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 78287040

約数和(自身を除く): 35804350

約数列:

[1, 2, 5, 10, 67, 134, 163, 326, 335, 389, 670, 778, 815, 1630, 1945, 3890, 10921, 21842, 26063, 52126, 54605, 63407, 109210, 126814, 130315, 260630, 317035, 634070, 4248269, 8496538, 21241345, 42482690]

約数ペア:

[(1, 42482690), (2, 21241345), (5, 8496538), (10, 4248269), (67, 634070), (134, 317035), (163, 260630), (326, 130315), (335, 126814), (389, 109210), (670, 63407), (778, 54605), (815, 52126), (1630, 26063), (1945, 21842), (3890, 10921)]