15979000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:98

約数の個数: 96

約数和(自身を含む): 40762800

約数和(自身を除く): 24783800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 125, 145, 152, 190, 200, 232, 250, 290, 380, 475, 500, 551, 580, 725, 760, 841, 950, 1000, 1102, 1160, 1450, 1682, 1900, 2204, 2375, 2755, 2900, 3364, 3625, 3800, 4205, 4408, 4750, 5510, 5800, 6728, 7250, 8410, 9500, 11020, 13775, 14500, 15979, 16820, 19000, 21025, 22040, 27550, 29000, 31958, 33640, 42050, 55100, 63916, 68875, 79895, 84100, 105125, 110200, 127832, 137750, 159790, 168200, 210250, 275500, 319580, 399475, 420500, 551000, 639160, 798950, 841000, 1597900, 1997375, 3195800, 3994750, 7989500, 15979000]

約数ペア:

[(1, 15979000), (2, 7989500), (4, 3994750), (5, 3195800), (8, 1997375), (10, 1597900), (19, 841000), (20, 798950), (25, 639160), (29, 551000), (38, 420500), (40, 399475), (50, 319580), (58, 275500), (76, 210250), (95, 168200), (100, 159790), (116, 137750), (125, 127832), (145, 110200), (152, 105125), (190, 84100), (200, 79895), (232, 68875), (250, 63916), (290, 55100), (380, 42050), (475, 33640), (500, 31958), (551, 29000), (580, 27550), (725, 22040), (760, 21025), (841, 19000), (950, 16820), (1000, 15979), (1102, 14500), (1160, 13775), (1450, 11020), (1682, 9500), (1900, 8410), (2204, 7250), (2375, 6728), (2755, 5800), (2900, 5510), (3364, 4750), (3625, 4408), (3800, 4205)]