64075500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 209532960

約数和(自身を除く): 145457460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 145, 150, 174, 180, 225, 250, 261, 290, 300, 348, 375, 435, 450, 491, 500, 522, 580, 725, 750, 870, 900, 982, 1044, 1125, 1305, 1450, 1473, 1500, 1740, 1964, 2175, 2250, 2455, 2610, 2900, 2946, 3625, 4350, 4419, 4500, 4910, 5220, 5892, 6525, 7250, 7365, 8700, 8838, 9820, 10875, 12275, 13050, 14239, 14500, 14730, 17676, 21750, 22095, 24550, 26100, 28478, 29460, 32625, 36825, 42717, 43500, 44190, 49100, 56956, 61375, 65250, 71195, 73650, 85434, 88380, 110475, 122750, 128151, 130500, 142390, 147300, 170868, 184125, 213585, 220950, 245500, 256302, 284780, 355975, 368250, 427170, 441900, 512604, 552375, 640755, 711950, 736500, 854340, 1067925, 1104750, 1281510, 1423900, 1779875, 2135850, 2209500, 2563020, 3203775, 3559750, 4271700, 5339625, 6407550, 7119500, 10679250, 12815100, 16018875, 21358500, 32037750, 64075500]

約数ペア:

[(1, 64075500), (2, 32037750), (3, 21358500), (4, 16018875), (5, 12815100), (6, 10679250), (9, 7119500), (10, 6407550), (12, 5339625), (15, 4271700), (18, 3559750), (20, 3203775), (25, 2563020), (29, 2209500), (30, 2135850), (36, 1779875), (45, 1423900), (50, 1281510), (58, 1104750), (60, 1067925), (75, 854340), (87, 736500), (90, 711950), (100, 640755), (116, 552375), (125, 512604), (145, 441900), (150, 427170), (174, 368250), (180, 355975), (225, 284780), (250, 256302), (261, 245500), (290, 220950), (300, 213585), (348, 184125), (375, 170868), (435, 147300), (450, 142390), (491, 130500), (500, 128151), (522, 122750), (580, 110475), (725, 88380), (750, 85434), (870, 73650), (900, 71195), (982, 65250), (1044, 61375), (1125, 56956), (1305, 49100), (1450, 44190), (1473, 43500), (1500, 42717), (1740, 36825), (1964, 32625), (2175, 29460), (2250, 28478), (2455, 26100), (2610, 24550), (2900, 22095), (2946, 21750), (3625, 17676), (4350, 14730), (4419, 14500), (4500, 14239), (4910, 13050), (5220, 12275), (5892, 10875), (6525, 9820), (7250, 8838), (7365, 8700)]