77145200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 205500240

約数和(自身を除く): 128355040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 89, 100, 110, 176, 178, 197, 200, 220, 275, 356, 394, 400, 440, 445, 550, 712, 788, 880, 890, 979, 985, 1100, 1424, 1576, 1780, 1958, 1970, 2167, 2200, 2225, 3152, 3560, 3916, 3940, 4334, 4400, 4450, 4895, 4925, 7120, 7832, 7880, 8668, 8900, 9790, 9850, 10835, 15664, 15760, 17336, 17533, 17800, 19580, 19700, 21670, 24475, 34672, 35066, 35600, 39160, 39400, 43340, 48950, 54175, 70132, 78320, 78800, 86680, 87665, 97900, 108350, 140264, 173360, 175330, 192863, 195800, 216700, 280528, 350660, 385726, 391600, 433400, 438325, 701320, 771452, 866800, 876650, 964315, 1402640, 1542904, 1753300, 1928630, 3085808, 3506600, 3857260, 4821575, 7013200, 7714520, 9643150, 15429040, 19286300, 38572600, 77145200]

約数ペア:

[(1, 77145200), (2, 38572600), (4, 19286300), (5, 15429040), (8, 9643150), (10, 7714520), (11, 7013200), (16, 4821575), (20, 3857260), (22, 3506600), (25, 3085808), (40, 1928630), (44, 1753300), (50, 1542904), (55, 1402640), (80, 964315), (88, 876650), (89, 866800), (100, 771452), (110, 701320), (176, 438325), (178, 433400), (197, 391600), (200, 385726), (220, 350660), (275, 280528), (356, 216700), (394, 195800), (400, 192863), (440, 175330), (445, 173360), (550, 140264), (712, 108350), (788, 97900), (880, 87665), (890, 86680), (979, 78800), (985, 78320), (1100, 70132), (1424, 54175), (1576, 48950), (1780, 43340), (1958, 39400), (1970, 39160), (2167, 35600), (2200, 35066), (2225, 34672), (3152, 24475), (3560, 21670), (3916, 19700), (3940, 19580), (4334, 17800), (4400, 17533), (4450, 17336), (4895, 15760), (4925, 15664), (7120, 10835), (7832, 9850), (7880, 9790), (8668, 8900)]