40875800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 114289560

約数和(自身を除く): 73413760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 49, 50, 56, 70, 86, 97, 98, 100, 140, 172, 175, 194, 196, 200, 215, 245, 280, 301, 344, 350, 388, 392, 430, 485, 490, 602, 679, 700, 776, 860, 970, 980, 1075, 1204, 1225, 1358, 1400, 1505, 1720, 1940, 1960, 2107, 2150, 2408, 2425, 2450, 2716, 3010, 3395, 3880, 4171, 4214, 4300, 4753, 4850, 4900, 5432, 6020, 6790, 7525, 8342, 8428, 8600, 9506, 9700, 9800, 10535, 12040, 13580, 15050, 16684, 16856, 16975, 19012, 19400, 20855, 21070, 23765, 27160, 29197, 30100, 33368, 33950, 38024, 41710, 42140, 47530, 52675, 58394, 60200, 67900, 83420, 84280, 95060, 104275, 105350, 116788, 118825, 135800, 145985, 166840, 190120, 204379, 208550, 210700, 233576, 237650, 291970, 408758, 417100, 421400, 475300, 583940, 729925, 817516, 834200, 950600, 1021895, 1167880, 1459850, 1635032, 2043790, 2919700, 4087580, 5109475, 5839400, 8175160, 10218950, 20437900, 40875800]

約数ペア:

[(1, 40875800), (2, 20437900), (4, 10218950), (5, 8175160), (7, 5839400), (8, 5109475), (10, 4087580), (14, 2919700), (20, 2043790), (25, 1635032), (28, 1459850), (35, 1167880), (40, 1021895), (43, 950600), (49, 834200), (50, 817516), (56, 729925), (70, 583940), (86, 475300), (97, 421400), (98, 417100), (100, 408758), (140, 291970), (172, 237650), (175, 233576), (194, 210700), (196, 208550), (200, 204379), (215, 190120), (245, 166840), (280, 145985), (301, 135800), (344, 118825), (350, 116788), (388, 105350), (392, 104275), (430, 95060), (485, 84280), (490, 83420), (602, 67900), (679, 60200), (700, 58394), (776, 52675), (860, 47530), (970, 42140), (980, 41710), (1075, 38024), (1204, 33950), (1225, 33368), (1358, 30100), (1400, 29197), (1505, 27160), (1720, 23765), (1940, 21070), (1960, 20855), (2107, 19400), (2150, 19012), (2408, 16975), (2425, 16856), (2450, 16684), (2716, 15050), (3010, 13580), (3395, 12040), (3880, 10535), (4171, 9800), (4214, 9700), (4300, 9506), (4753, 8600), (4850, 8428), (4900, 8342), (5432, 7525), (6020, 6790)]