201000190

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 366107040

約数和(自身を除く): 165106850

約数列:

[1, 2, 5, 10, 163, 317, 326, 389, 634, 778, 815, 1585, 1630, 1945, 3170, 3890, 51671, 63407, 103342, 123313, 126814, 246626, 258355, 317035, 516710, 616565, 634070, 1233130, 20100019, 40200038, 100500095, 201000190]

約数ペア:

[(1, 201000190), (2, 100500095), (5, 40200038), (10, 20100019), (163, 1233130), (317, 634070), (326, 616565), (389, 516710), (634, 317035), (778, 258355), (815, 246626), (1585, 126814), (1630, 123313), (1945, 103342), (3170, 63407), (3890, 51671)]