518055680

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17597}}^1$

素因数の和:17641

約数の個数: 72

約数和(自身を含む): 1294931232

約数和(自身を除く): 776875552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 17597, 29440, 35194, 70388, 87985, 140776, 175970, 281552, 351940, 404731, 563104, 703880, 809462, 1126208, 1407760, 1618924, 2023655, 2252416, 2815520, 3237848, 4047310, 4504832, 5631040, 6475696, 8094620, 11262080, 12951392, 16189240, 22524160, 25902784, 32378480, 51805568, 64756960, 103611136, 129513920, 259027840, 518055680]

約数ペア:

[(1, 518055680), (2, 259027840), (4, 129513920), (5, 103611136), (8, 64756960), (10, 51805568), (16, 32378480), (20, 25902784), (23, 22524160), (32, 16189240), (40, 12951392), (46, 11262080), (64, 8094620), (80, 6475696), (92, 5631040), (115, 4504832), (128, 4047310), (160, 3237848), (184, 2815520), (230, 2252416), (256, 2023655), (320, 1618924), (368, 1407760), (460, 1126208), (640, 809462), (736, 703880), (920, 563104), (1280, 404731), (1472, 351940), (1840, 281552), (2944, 175970), (3680, 140776), (5888, 87985), (7360, 70388), (14720, 35194), (17597, 29440)]