90217270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 201118464

約数和(自身を除く): 110901194

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 46, 55, 65, 110, 115, 130, 143, 169, 211, 230, 253, 286, 299, 338, 422, 506, 598, 715, 845, 1055, 1265, 1430, 1495, 1690, 1859, 2110, 2321, 2530, 2743, 2990, 3289, 3718, 3887, 4642, 4853, 5486, 6578, 7774, 9295, 9706, 11605, 13715, 16445, 18590, 19435, 23210, 24265, 27430, 30173, 32890, 35659, 38870, 42757, 48530, 53383, 60346, 63089, 71318, 85514, 106766, 126178, 150865, 178295, 213785, 266915, 301730, 315445, 356590, 392249, 427570, 533830, 630890, 693979, 784498, 820157, 1387958, 1640314, 1961245, 3469895, 3922490, 4100785, 6939790, 8201570, 9021727, 18043454, 45108635, 90217270]

約数ペア:

[(1, 90217270), (2, 45108635), (5, 18043454), (10, 9021727), (11, 8201570), (13, 6939790), (22, 4100785), (23, 3922490), (26, 3469895), (46, 1961245), (55, 1640314), (65, 1387958), (110, 820157), (115, 784498), (130, 693979), (143, 630890), (169, 533830), (211, 427570), (230, 392249), (253, 356590), (286, 315445), (299, 301730), (338, 266915), (422, 213785), (506, 178295), (598, 150865), (715, 126178), (845, 106766), (1055, 85514), (1265, 71318), (1430, 63089), (1495, 60346), (1690, 53383), (1859, 48530), (2110, 42757), (2321, 38870), (2530, 35659), (2743, 32890), (2990, 30173), (3289, 27430), (3718, 24265), (3887, 23210), (4642, 19435), (4853, 18590), (5486, 16445), (6578, 13715), (7774, 11605), (9295, 9706)]