420636050

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 798594720

約数和(自身を除く): 377958670

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 307, 335, 409, 614, 670, 818, 1535, 1675, 2045, 3070, 3350, 4090, 7675, 10225, 15350, 20450, 20569, 27403, 41138, 54806, 102845, 125563, 137015, 205690, 251126, 274030, 514225, 627815, 685075, 1028450, 1255630, 1370150, 3139075, 6278150, 8412721, 16825442, 42063605, 84127210, 210318025, 420636050]

約数ペア:

[(1, 420636050), (2, 210318025), (5, 84127210), (10, 42063605), (25, 16825442), (50, 8412721), (67, 6278150), (134, 3139075), (307, 1370150), (335, 1255630), (409, 1028450), (614, 685075), (670, 627815), (818, 514225), (1535, 274030), (1675, 251126), (2045, 205690), (3070, 137015), (3350, 125563), (4090, 102845), (7675, 54806), (10225, 41138), (15350, 27403), (20450, 20569)]