87011840

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:893

約数の個数: 80

約数和(自身を含む): 213970680

約数和(自身を除く): 126958840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 820, 829, 1280, 1312, 1640, 1658, 2560, 2624, 3280, 3316, 4145, 5248, 6560, 6632, 8290, 10496, 13120, 13264, 16580, 20992, 26240, 26528, 33160, 33989, 52480, 53056, 66320, 67978, 104960, 106112, 132640, 135956, 169945, 212224, 265280, 271912, 339890, 424448, 530560, 543824, 679780, 1061120, 1087648, 1359560, 2122240, 2175296, 2719120, 4350592, 5438240, 8701184, 10876480, 17402368, 21752960, 43505920, 87011840]

約数ペア:

[(1, 87011840), (2, 43505920), (4, 21752960), (5, 17402368), (8, 10876480), (10, 8701184), (16, 5438240), (20, 4350592), (32, 2719120), (40, 2175296), (41, 2122240), (64, 1359560), (80, 1087648), (82, 1061120), (128, 679780), (160, 543824), (164, 530560), (205, 424448), (256, 339890), (320, 271912), (328, 265280), (410, 212224), (512, 169945), (640, 135956), (656, 132640), (820, 106112), (829, 104960), (1280, 67978), (1312, 66320), (1640, 53056), (1658, 52480), (2560, 33989), (2624, 33160), (3280, 26528), (3316, 26240), (4145, 20992), (5248, 16580), (6560, 13264), (6632, 13120), (8290, 10496)]