20173375400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{4787}}^1$

素因数の和:5931

約数の個数: 96

約数和(自身を含む): 49426524000

約数和(自身を除く): 29253148600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1109, 1900, 2218, 3800, 4436, 4787, 5545, 8872, 9574, 11090, 19148, 21071, 22180, 23935, 27725, 38296, 42142, 44360, 47870, 55450, 84284, 90953, 95740, 105355, 110900, 119675, 168568, 181906, 191480, 210710, 221800, 239350, 363812, 421420, 454765, 478700, 526775, 727624, 842840, 909530, 957400, 1053550, 1819060, 2107100, 2273825, 3638120, 4214200, 4547650, 5308783, 9095300, 10617566, 18190600, 21235132, 26543915, 42470264, 53087830, 100866877, 106175660, 132719575, 201733754, 212351320, 265439150, 403467508, 504334385, 530878300, 806935016, 1008668770, 1061756600, 2017337540, 2521671925, 4034675080, 5043343850, 10086687700, 20173375400]

約数ペア:

[(1, 20173375400), (2, 10086687700), (4, 5043343850), (5, 4034675080), (8, 2521671925), (10, 2017337540), (19, 1061756600), (20, 1008668770), (25, 806935016), (38, 530878300), (40, 504334385), (50, 403467508), (76, 265439150), (95, 212351320), (100, 201733754), (152, 132719575), (190, 106175660), (200, 100866877), (380, 53087830), (475, 42470264), (760, 26543915), (950, 21235132), (1109, 18190600), (1900, 10617566), (2218, 9095300), (3800, 5308783), (4436, 4547650), (4787, 4214200), (5545, 3638120), (8872, 2273825), (9574, 2107100), (11090, 1819060), (19148, 1053550), (21071, 957400), (22180, 909530), (23935, 842840), (27725, 727624), (38296, 526775), (42142, 478700), (44360, 454765), (47870, 421420), (55450, 363812), (84284, 239350), (90953, 221800), (95740, 210710), (105355, 191480), (110900, 181906), (119675, 168568)]