28807300

素因数分解:

$2^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{1063}}^1$

素因数の和:1348

約数の個数: 36

約数和(自身を含む): 62801536

約数和(自身を除く): 33994236

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 271, 542, 1063, 1084, 1355, 2126, 2710, 4252, 5315, 5420, 6775, 10630, 13550, 21260, 26575, 27100, 53150, 106300, 288073, 576146, 1152292, 1440365, 2880730, 5761460, 7201825, 14403650, 28807300]

約数ペア:

[(1, 28807300), (2, 14403650), (4, 7201825), (5, 5761460), (10, 2880730), (20, 1440365), (25, 1152292), (50, 576146), (100, 288073), (271, 106300), (542, 53150), (1063, 27100), (1084, 26575), (1355, 21260), (2126, 13550), (2710, 10630), (4252, 6775), (5315, 5420)]