90521992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 194400000

約数和(自身を除く): 103878008

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 79, 88, 116, 158, 232, 316, 319, 449, 632, 638, 869, 898, 1276, 1738, 1796, 2291, 2552, 3476, 3592, 4582, 4939, 6952, 9164, 9878, 13021, 18328, 19756, 25201, 26042, 35471, 39512, 50402, 52084, 70942, 100804, 104168, 141884, 143231, 201608, 283768, 286462, 390181, 572924, 780362, 1028659, 1145848, 1560724, 2057318, 3121448, 4114636, 8229272, 11315249, 22630498, 45260996, 90521992]

約数ペア:

[(1, 90521992), (2, 45260996), (4, 22630498), (8, 11315249), (11, 8229272), (22, 4114636), (29, 3121448), (44, 2057318), (58, 1560724), (79, 1145848), (88, 1028659), (116, 780362), (158, 572924), (232, 390181), (316, 286462), (319, 283768), (449, 201608), (632, 143231), (638, 141884), (869, 104168), (898, 100804), (1276, 70942), (1738, 52084), (1796, 50402), (2291, 39512), (2552, 35471), (3476, 26042), (3592, 25201), (4582, 19756), (4939, 18328), (6952, 13021), (9164, 9878)]