20014465025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 25794920448

約数和(自身を除く): 5780455423

約数列:

[1, 5, 25, 43, 107, 191, 215, 535, 911, 955, 1075, 2675, 4555, 4601, 4775, 8213, 20437, 22775, 23005, 39173, 41065, 97477, 102185, 115025, 174001, 195865, 205325, 487385, 510925, 870005, 878791, 979325, 2436925, 4191511, 4350025, 4393955, 7482043, 18618107, 20957555, 21969775, 37410215, 93090535, 104787775, 187051075, 465452675, 800578601, 4002893005, 20014465025]

約数ペア:

[(1, 20014465025), (5, 4002893005), (25, 800578601), (43, 465452675), (107, 187051075), (191, 104787775), (215, 93090535), (535, 37410215), (911, 21969775), (955, 20957555), (1075, 18618107), (2675, 7482043), (4555, 4393955), (4601, 4350025), (4775, 4191511), (8213, 2436925), (20437, 979325), (22775, 878791), (23005, 870005), (39173, 510925), (41065, 487385), (97477, 205325), (102185, 195865), (115025, 174001)]