331375000

素因数分解:

$2^3\times 5^6\times {\mathrm{11}}^1\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 850770360

約数和(自身を除く): 519395360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 241, 250, 275, 440, 482, 500, 550, 625, 964, 1000, 1100, 1205, 1250, 1375, 1928, 2200, 2410, 2500, 2651, 2750, 3125, 4820, 5000, 5302, 5500, 6025, 6250, 6875, 9640, 10604, 11000, 12050, 12500, 13255, 13750, 15625, 21208, 24100, 25000, 26510, 27500, 30125, 31250, 34375, 48200, 53020, 55000, 60250, 62500, 66275, 68750, 106040, 120500, 125000, 132550, 137500, 150625, 171875, 241000, 265100, 275000, 301250, 331375, 343750, 530200, 602500, 662750, 687500, 753125, 1205000, 1325500, 1375000, 1506250, 1656875, 2651000, 3012500, 3313750, 3765625, 6025000, 6627500, 7531250, 8284375, 13255000, 15062500, 16568750, 30125000, 33137500, 41421875, 66275000, 82843750, 165687500, 331375000]

約数ペア:

[(1, 331375000), (2, 165687500), (4, 82843750), (5, 66275000), (8, 41421875), (10, 33137500), (11, 30125000), (20, 16568750), (22, 15062500), (25, 13255000), (40, 8284375), (44, 7531250), (50, 6627500), (55, 6025000), (88, 3765625), (100, 3313750), (110, 3012500), (125, 2651000), (200, 1656875), (220, 1506250), (241, 1375000), (250, 1325500), (275, 1205000), (440, 753125), (482, 687500), (500, 662750), (550, 602500), (625, 530200), (964, 343750), (1000, 331375), (1100, 301250), (1205, 275000), (1250, 265100), (1375, 241000), (1928, 171875), (2200, 150625), (2410, 137500), (2500, 132550), (2651, 125000), (2750, 120500), (3125, 106040), (4820, 68750), (5000, 66275), (5302, 62500), (5500, 60250), (6025, 55000), (6250, 53020), (6875, 48200), (9640, 34375), (10604, 31250), (11000, 30125), (12050, 27500), (12500, 26510), (13255, 25000), (13750, 24100), (15625, 21208)]