38947000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 101088000

約数和(自身を除く): 62141000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 29, 34, 40, 50, 58, 68, 79, 85, 100, 116, 125, 136, 145, 158, 170, 200, 232, 250, 290, 316, 340, 395, 425, 493, 500, 580, 632, 680, 725, 790, 850, 986, 1000, 1160, 1343, 1450, 1580, 1700, 1972, 1975, 2125, 2291, 2465, 2686, 2900, 3160, 3400, 3625, 3944, 3950, 4250, 4582, 4930, 5372, 5800, 6715, 7250, 7900, 8500, 9164, 9860, 9875, 10744, 11455, 12325, 13430, 14500, 15800, 17000, 18328, 19720, 19750, 22910, 24650, 26860, 29000, 33575, 38947, 39500, 45820, 49300, 53720, 57275, 61625, 67150, 77894, 79000, 91640, 98600, 114550, 123250, 134300, 155788, 167875, 194735, 229100, 246500, 268600, 286375, 311576, 335750, 389470, 458200, 493000, 572750, 671500, 778940, 973675, 1145500, 1343000, 1557880, 1947350, 2291000, 3894700, 4868375, 7789400, 9736750, 19473500, 38947000]

約数ペア:

[(1, 38947000), (2, 19473500), (4, 9736750), (5, 7789400), (8, 4868375), (10, 3894700), (17, 2291000), (20, 1947350), (25, 1557880), (29, 1343000), (34, 1145500), (40, 973675), (50, 778940), (58, 671500), (68, 572750), (79, 493000), (85, 458200), (100, 389470), (116, 335750), (125, 311576), (136, 286375), (145, 268600), (158, 246500), (170, 229100), (200, 194735), (232, 167875), (250, 155788), (290, 134300), (316, 123250), (340, 114550), (395, 98600), (425, 91640), (493, 79000), (500, 77894), (580, 67150), (632, 61625), (680, 57275), (725, 53720), (790, 49300), (850, 45820), (986, 39500), (1000, 38947), (1160, 33575), (1343, 29000), (1450, 26860), (1580, 24650), (1700, 22910), (1972, 19750), (1975, 19720), (2125, 18328), (2291, 17000), (2465, 15800), (2686, 14500), (2900, 13430), (3160, 12325), (3400, 11455), (3625, 10744), (3944, 9875), (3950, 9860), (4250, 9164), (4582, 8500), (4930, 7900), (5372, 7250), (5800, 6715)]