7970037560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{24421}}^1$

素因数の和:24672

約数の個数: 64

約数和(自身を含む): 18463032000

約数和(自身を除く): 10492994440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 199, 205, 328, 398, 410, 796, 820, 995, 1592, 1640, 1990, 3980, 7960, 8159, 16318, 24421, 32636, 40795, 48842, 65272, 81590, 97684, 122105, 163180, 195368, 244210, 326360, 488420, 976840, 1001261, 2002522, 4005044, 4859779, 5006305, 8010088, 9719558, 10012610, 19439116, 20025220, 24298895, 38878232, 40050440, 48597790, 97195580, 194391160, 199250939, 398501878, 797003756, 996254695, 1594007512, 1992509390, 3985018780, 7970037560]

約数ペア:

[(1, 7970037560), (2, 3985018780), (4, 1992509390), (5, 1594007512), (8, 996254695), (10, 797003756), (20, 398501878), (40, 199250939), (41, 194391160), (82, 97195580), (164, 48597790), (199, 40050440), (205, 38878232), (328, 24298895), (398, 20025220), (410, 19439116), (796, 10012610), (820, 9719558), (995, 8010088), (1592, 5006305), (1640, 4859779), (1990, 4005044), (3980, 2002522), (7960, 1001261), (8159, 976840), (16318, 488420), (24421, 326360), (32636, 244210), (40795, 195368), (48842, 163180), (65272, 122105), (81590, 97684)]