890305900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{6689}}^1$

素因数の和:6736

約数の個数: 72

約数和(自身を含む): 2125332720

約数和(自身を除く): 1235026820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1331, 2420, 2662, 3025, 5324, 6050, 6655, 6689, 12100, 13310, 13378, 26620, 26756, 33275, 33445, 66550, 66890, 73579, 133100, 133780, 147158, 167225, 294316, 334450, 367895, 668900, 735790, 809369, 1471580, 1618738, 1839475, 3237476, 3678950, 4046845, 7357900, 8093690, 8903059, 16187380, 17806118, 20234225, 35612236, 40468450, 44515295, 80936900, 89030590, 178061180, 222576475, 445152950, 890305900]

約数ペア:

[(1, 890305900), (2, 445152950), (4, 222576475), (5, 178061180), (10, 89030590), (11, 80936900), (20, 44515295), (22, 40468450), (25, 35612236), (44, 20234225), (50, 17806118), (55, 16187380), (100, 8903059), (110, 8093690), (121, 7357900), (220, 4046845), (242, 3678950), (275, 3237476), (484, 1839475), (550, 1618738), (605, 1471580), (1100, 809369), (1210, 735790), (1331, 668900), (2420, 367895), (2662, 334450), (3025, 294316), (5324, 167225), (6050, 147158), (6655, 133780), (6689, 133100), (12100, 73579), (13310, 66890), (13378, 66550), (26620, 33445), (26756, 33275)]