80286900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 244984320

約数和(自身を除く): 164697420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 89, 93, 97, 100, 124, 150, 155, 178, 186, 194, 267, 291, 300, 310, 356, 372, 388, 445, 465, 485, 534, 582, 620, 775, 890, 930, 970, 1068, 1164, 1335, 1455, 1550, 1780, 1860, 1940, 2225, 2325, 2425, 2670, 2759, 2910, 3007, 3100, 4450, 4650, 4850, 5340, 5518, 5820, 6014, 6675, 7275, 8277, 8633, 8900, 9021, 9300, 9700, 11036, 12028, 13350, 13795, 14550, 15035, 16554, 17266, 18042, 25899, 26700, 27590, 29100, 30070, 33108, 34532, 36084, 41385, 43165, 45105, 51798, 55180, 60140, 68975, 75175, 82770, 86330, 90210, 103596, 129495, 137950, 150350, 165540, 172660, 180420, 206925, 215825, 225525, 258990, 267623, 275900, 300700, 413850, 431650, 451050, 517980, 535246, 647475, 802869, 827700, 863300, 902100, 1070492, 1294950, 1338115, 1605738, 2589900, 2676230, 3211476, 4014345, 5352460, 6690575, 8028690, 13381150, 16057380, 20071725, 26762300, 40143450, 80286900]

約数ペア:

[(1, 80286900), (2, 40143450), (3, 26762300), (4, 20071725), (5, 16057380), (6, 13381150), (10, 8028690), (12, 6690575), (15, 5352460), (20, 4014345), (25, 3211476), (30, 2676230), (31, 2589900), (50, 1605738), (60, 1338115), (62, 1294950), (75, 1070492), (89, 902100), (93, 863300), (97, 827700), (100, 802869), (124, 647475), (150, 535246), (155, 517980), (178, 451050), (186, 431650), (194, 413850), (267, 300700), (291, 275900), (300, 267623), (310, 258990), (356, 225525), (372, 215825), (388, 206925), (445, 180420), (465, 172660), (485, 165540), (534, 150350), (582, 137950), (620, 129495), (775, 103596), (890, 90210), (930, 86330), (970, 82770), (1068, 75175), (1164, 68975), (1335, 60140), (1455, 55180), (1550, 51798), (1780, 45105), (1860, 43165), (1940, 41385), (2225, 36084), (2325, 34532), (2425, 33108), (2670, 30070), (2759, 29100), (2910, 27590), (3007, 26700), (3100, 25899), (4450, 18042), (4650, 17266), (4850, 16554), (5340, 15035), (5518, 14550), (5820, 13795), (6014, 13350), (6675, 12028), (7275, 11036), (8277, 9700), (8633, 9300), (8900, 9021)]