50381800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 140264460

約数和(自身を除く): 89882660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 53, 56, 70, 97, 98, 100, 106, 140, 175, 194, 196, 200, 212, 245, 265, 280, 350, 371, 388, 392, 424, 485, 490, 530, 679, 700, 742, 776, 970, 980, 1060, 1225, 1325, 1358, 1400, 1484, 1855, 1940, 1960, 2120, 2425, 2450, 2597, 2650, 2716, 2968, 3395, 3710, 3880, 4753, 4850, 4900, 5141, 5194, 5300, 5432, 6790, 7420, 9275, 9506, 9700, 9800, 10282, 10388, 10600, 12985, 13580, 14840, 16975, 18550, 19012, 19400, 20564, 20776, 23765, 25705, 25970, 27160, 33950, 35987, 37100, 38024, 41128, 47530, 51410, 51940, 64925, 67900, 71974, 74200, 95060, 102820, 103880, 118825, 128525, 129850, 135800, 143948, 179935, 190120, 205640, 237650, 251909, 257050, 259700, 287896, 359870, 475300, 503818, 514100, 519400, 719740, 899675, 950600, 1007636, 1028200, 1259545, 1439480, 1799350, 2015272, 2519090, 3598700, 5038180, 6297725, 7197400, 10076360, 12595450, 25190900, 50381800]

約数ペア:

[(1, 50381800), (2, 25190900), (4, 12595450), (5, 10076360), (7, 7197400), (8, 6297725), (10, 5038180), (14, 3598700), (20, 2519090), (25, 2015272), (28, 1799350), (35, 1439480), (40, 1259545), (49, 1028200), (50, 1007636), (53, 950600), (56, 899675), (70, 719740), (97, 519400), (98, 514100), (100, 503818), (106, 475300), (140, 359870), (175, 287896), (194, 259700), (196, 257050), (200, 251909), (212, 237650), (245, 205640), (265, 190120), (280, 179935), (350, 143948), (371, 135800), (388, 129850), (392, 128525), (424, 118825), (485, 103880), (490, 102820), (530, 95060), (679, 74200), (700, 71974), (742, 67900), (776, 64925), (970, 51940), (980, 51410), (1060, 47530), (1225, 41128), (1325, 38024), (1358, 37100), (1400, 35987), (1484, 33950), (1855, 27160), (1940, 25970), (1960, 25705), (2120, 23765), (2425, 20776), (2450, 20564), (2597, 19400), (2650, 19012), (2716, 18550), (2968, 16975), (3395, 14840), (3710, 13580), (3880, 12985), (4753, 10600), (4850, 10388), (4900, 10282), (5141, 9800), (5194, 9700), (5300, 9506), (5432, 9275), (6790, 7420)]