26974720

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 80

約数和(自身を含む): 66511368

約数和(自身を除く): 39536648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 257, 320, 328, 410, 512, 514, 640, 656, 820, 1028, 1280, 1285, 1312, 1640, 2056, 2560, 2570, 2624, 3280, 4112, 5140, 5248, 6560, 8224, 10280, 10496, 10537, 13120, 16448, 20560, 20992, 21074, 26240, 32896, 41120, 42148, 52480, 52685, 65792, 82240, 84296, 104960, 105370, 131584, 164480, 168592, 210740, 328960, 337184, 421480, 657920, 674368, 842960, 1348736, 1685920, 2697472, 3371840, 5394944, 6743680, 13487360, 26974720]

約数ペア:

[(1, 26974720), (2, 13487360), (4, 6743680), (5, 5394944), (8, 3371840), (10, 2697472), (16, 1685920), (20, 1348736), (32, 842960), (40, 674368), (41, 657920), (64, 421480), (80, 337184), (82, 328960), (128, 210740), (160, 168592), (164, 164480), (205, 131584), (256, 105370), (257, 104960), (320, 84296), (328, 82240), (410, 65792), (512, 52685), (514, 52480), (640, 42148), (656, 41120), (820, 32896), (1028, 26240), (1280, 21074), (1285, 20992), (1312, 20560), (1640, 16448), (2056, 13120), (2560, 10537), (2570, 10496), (2624, 10280), (3280, 8224), (4112, 6560), (5140, 5248)]