203450845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{877}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 272587392

約数和(自身を除く): 69136547

約数列:

[1, 5, 13, 43, 65, 83, 215, 415, 559, 877, 1079, 2795, 3569, 4385, 5395, 11401, 17845, 37711, 46397, 57005, 72791, 188555, 231985, 363955, 490243, 946283, 2451215, 3130013, 4731415, 15650065, 40690169, 203450845]

約数ペア:

[(1, 203450845), (5, 40690169), (13, 15650065), (43, 4731415), (65, 3130013), (83, 2451215), (215, 946283), (415, 490243), (559, 363955), (877, 231985), (1079, 188555), (2795, 72791), (3569, 57005), (4385, 46397), (5395, 37711), (11401, 17845)]