31038400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1062

約数の個数: 84

約数和(自身を含む): 80472280

約数和(自身を除く): 49433880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 760, 800, 950, 1021, 1216, 1520, 1600, 1900, 2042, 3040, 3800, 4084, 5105, 6080, 7600, 8168, 10210, 15200, 16336, 19399, 20420, 25525, 30400, 32672, 38798, 40840, 51050, 65344, 77596, 81680, 96995, 102100, 155192, 163360, 193990, 204200, 310384, 326720, 387980, 408400, 484975, 620768, 775960, 816800, 969950, 1241536, 1551920, 1633600, 1939900, 3103840, 3879800, 6207680, 7759600, 15519200, 31038400]

約数ペア:

[(1, 31038400), (2, 15519200), (4, 7759600), (5, 6207680), (8, 3879800), (10, 3103840), (16, 1939900), (19, 1633600), (20, 1551920), (25, 1241536), (32, 969950), (38, 816800), (40, 775960), (50, 620768), (64, 484975), (76, 408400), (80, 387980), (95, 326720), (100, 310384), (152, 204200), (160, 193990), (190, 163360), (200, 155192), (304, 102100), (320, 96995), (380, 81680), (400, 77596), (475, 65344), (608, 51050), (760, 40840), (800, 38798), (950, 32672), (1021, 30400), (1216, 25525), (1520, 20420), (1600, 19399), (1900, 16336), (2042, 15200), (3040, 10210), (3800, 8168), (4084, 7600), (5105, 6080)]