87960500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 119606860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 47, 50, 76, 94, 95, 100, 125, 188, 190, 197, 235, 250, 380, 394, 470, 475, 500, 788, 893, 940, 950, 985, 1175, 1786, 1900, 1970, 2350, 2375, 3572, 3743, 3940, 4465, 4700, 4750, 4925, 5875, 7486, 8930, 9259, 9500, 9850, 11750, 14972, 17860, 18518, 18715, 19700, 22325, 23500, 24625, 37036, 37430, 44650, 46295, 49250, 74860, 89300, 92590, 93575, 98500, 111625, 175921, 185180, 187150, 223250, 231475, 351842, 374300, 446500, 462950, 467875, 703684, 879605, 925900, 935750, 1157375, 1759210, 1871500, 2314750, 3518420, 4398025, 4629500, 8796050, 17592100, 21990125, 43980250, 87960500]

約数ペア:

[(1, 87960500), (2, 43980250), (4, 21990125), (5, 17592100), (10, 8796050), (19, 4629500), (20, 4398025), (25, 3518420), (38, 2314750), (47, 1871500), (50, 1759210), (76, 1157375), (94, 935750), (95, 925900), (100, 879605), (125, 703684), (188, 467875), (190, 462950), (197, 446500), (235, 374300), (250, 351842), (380, 231475), (394, 223250), (470, 187150), (475, 185180), (500, 175921), (788, 111625), (893, 98500), (940, 93575), (950, 92590), (985, 89300), (1175, 74860), (1786, 49250), (1900, 46295), (1970, 44650), (2350, 37430), (2375, 37036), (3572, 24625), (3743, 23500), (3940, 22325), (4465, 19700), (4700, 18715), (4750, 18518), (4925, 17860), (5875, 14972), (7486, 11750), (8930, 9850), (9259, 9500)]