387208583425

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{6961}}^1$

素因数の和:7366

約数の個数: 48

約数和(自身を含む): 491426694000

約数和(自身を除く): 104218110575

約数列:

[1, 5, 25, 109, 137, 149, 545, 685, 745, 2725, 3425, 3725, 6961, 14933, 16241, 20413, 34805, 74665, 81205, 102065, 174025, 373325, 406025, 510325, 758749, 953657, 1037189, 2225017, 3793745, 4768285, 5185945, 11125085, 18968725, 23841425, 25929725, 55625425, 103948613, 113053601, 142094893, 519743065, 565268005, 710474465, 2598715325, 2826340025, 3552372325, 15488343337, 77441716685, 387208583425]

約数ペア:

[(1, 387208583425), (5, 77441716685), (25, 15488343337), (109, 3552372325), (137, 2826340025), (149, 2598715325), (545, 710474465), (685, 565268005), (745, 519743065), (2725, 142094893), (3425, 113053601), (3725, 103948613), (6961, 55625425), (14933, 25929725), (16241, 23841425), (20413, 18968725), (34805, 11125085), (74665, 5185945), (81205, 4768285), (102065, 3793745), (174025, 2225017), (373325, 1037189), (406025, 953657), (510325, 758749)]