51512700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 159989760

約数和(自身を除く): 108477060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 31, 50, 58, 60, 62, 75, 87, 93, 100, 116, 124, 145, 150, 155, 174, 186, 191, 290, 300, 310, 348, 372, 382, 435, 465, 573, 580, 620, 725, 764, 775, 870, 899, 930, 955, 1146, 1450, 1550, 1740, 1798, 1860, 1910, 2175, 2292, 2325, 2697, 2865, 2900, 3100, 3596, 3820, 4350, 4495, 4650, 4775, 5394, 5539, 5730, 5921, 8700, 8990, 9300, 9550, 10788, 11078, 11460, 11842, 13485, 14325, 16617, 17763, 17980, 19100, 22156, 22475, 23684, 26970, 27695, 28650, 29605, 33234, 35526, 44950, 53940, 55390, 57300, 59210, 66468, 67425, 71052, 83085, 88815, 89900, 110780, 118420, 134850, 138475, 148025, 166170, 171709, 177630, 269700, 276950, 296050, 332340, 343418, 355260, 415425, 444075, 515127, 553900, 592100, 686836, 830850, 858545, 888150, 1030254, 1661700, 1717090, 1776300, 2060508, 2575635, 3434180, 4292725, 5151270, 8585450, 10302540, 12878175, 17170900, 25756350, 51512700]

約数ペア:

[(1, 51512700), (2, 25756350), (3, 17170900), (4, 12878175), (5, 10302540), (6, 8585450), (10, 5151270), (12, 4292725), (15, 3434180), (20, 2575635), (25, 2060508), (29, 1776300), (30, 1717090), (31, 1661700), (50, 1030254), (58, 888150), (60, 858545), (62, 830850), (75, 686836), (87, 592100), (93, 553900), (100, 515127), (116, 444075), (124, 415425), (145, 355260), (150, 343418), (155, 332340), (174, 296050), (186, 276950), (191, 269700), (290, 177630), (300, 171709), (310, 166170), (348, 148025), (372, 138475), (382, 134850), (435, 118420), (465, 110780), (573, 89900), (580, 88815), (620, 83085), (725, 71052), (764, 67425), (775, 66468), (870, 59210), (899, 57300), (930, 55390), (955, 53940), (1146, 44950), (1450, 35526), (1550, 33234), (1740, 29605), (1798, 28650), (1860, 27695), (1910, 26970), (2175, 23684), (2292, 22475), (2325, 22156), (2697, 19100), (2865, 17980), (2900, 17763), (3100, 16617), (3596, 14325), (3820, 13485), (4350, 11842), (4495, 11460), (4650, 11078), (4775, 10788), (5394, 9550), (5539, 9300), (5730, 8990), (5921, 8700)]