2018557625

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5279}}^1$

素因数の和:5343

約数の個数: 64

約数和(自身を含む): 3162931200

約数和(自身を除く): 1144373575

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 115, 125, 133, 161, 175, 437, 475, 575, 665, 805, 875, 2185, 2375, 2875, 3059, 3325, 4025, 5279, 10925, 15295, 16625, 20125, 26395, 36953, 54625, 76475, 100301, 121417, 131975, 184765, 382375, 501505, 607085, 659875, 702107, 849919, 923825, 2306923, 2507525, 3035425, 3510535, 4249595, 4619125, 11534615, 12537625, 15177125, 16148461, 17552675, 21247975, 57673075, 80742305, 87763375, 106239875, 288365375, 403711525, 2018557625]

約数ペア:

[(1, 2018557625), (5, 403711525), (7, 288365375), (19, 106239875), (23, 87763375), (25, 80742305), (35, 57673075), (95, 21247975), (115, 17552675), (125, 16148461), (133, 15177125), (161, 12537625), (175, 11534615), (437, 4619125), (475, 4249595), (575, 3510535), (665, 3035425), (805, 2507525), (875, 2306923), (2185, 923825), (2375, 849919), (2875, 702107), (3059, 659875), (3325, 607085), (4025, 501505), (5279, 382375), (10925, 184765), (15295, 131975), (16625, 121417), (20125, 100301), (26395, 76475), (36953, 54625)]