1878391025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12613}}^1$

素因数の和:12690

約数の個数: 48

約数和(自身を含む): 2852984064

約数和(自身を除く): 974593039

約数列:

[1, 5, 7, 23, 25, 35, 37, 115, 161, 175, 185, 259, 575, 805, 851, 925, 1295, 4025, 4255, 5957, 6475, 12613, 21275, 29785, 63065, 88291, 148925, 290099, 315325, 441455, 466681, 1450495, 2030693, 2207275, 2333405, 3266767, 7252475, 10153465, 10733663, 11667025, 16333835, 50767325, 53668315, 75135641, 81669175, 268341575, 375678205, 1878391025]

約数ペア:

[(1, 1878391025), (5, 375678205), (7, 268341575), (23, 81669175), (25, 75135641), (35, 53668315), (37, 50767325), (115, 16333835), (161, 11667025), (175, 10733663), (185, 10153465), (259, 7252475), (575, 3266767), (805, 2333405), (851, 2207275), (925, 2030693), (1295, 1450495), (4025, 466681), (4255, 441455), (5957, 315325), (6475, 290099), (12613, 148925), (21275, 88291), (29785, 63065)]