520080880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15973}}^1$

素因数の和:16034

約数の個数: 80

約数和(自身を含む): 1354850784

約数和(自身を除く): 834769904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 6512, 8140, 15973, 16280, 31946, 32560, 63892, 79865, 127784, 159730, 175703, 255568, 319460, 351406, 591001, 638920, 702812, 878515, 1182002, 1277840, 1405624, 1757030, 2364004, 2811248, 2955005, 3514060, 4728008, 5910010, 6501011, 7028120, 9456016, 11820020, 13002022, 14056240, 23640040, 26004044, 32505055, 47280080, 52008088, 65010110, 104016176, 130020220, 260040440, 520080880]

約数ペア:

[(1, 520080880), (2, 260040440), (4, 130020220), (5, 104016176), (8, 65010110), (10, 52008088), (11, 47280080), (16, 32505055), (20, 26004044), (22, 23640040), (37, 14056240), (40, 13002022), (44, 11820020), (55, 9456016), (74, 7028120), (80, 6501011), (88, 5910010), (110, 4728008), (148, 3514060), (176, 2955005), (185, 2811248), (220, 2364004), (296, 1757030), (370, 1405624), (407, 1277840), (440, 1182002), (592, 878515), (740, 702812), (814, 638920), (880, 591001), (1480, 351406), (1628, 319460), (2035, 255568), (2960, 175703), (3256, 159730), (4070, 127784), (6512, 79865), (8140, 63892), (15973, 32560), (16280, 31946)]