201715795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 264496320

約数和(自身を除く): 62780525

約数列:

[1, 5, 17, 43, 85, 215, 229, 241, 731, 1145, 1205, 3655, 3893, 4097, 9847, 10363, 19465, 20485, 49235, 51815, 55189, 167399, 176171, 275945, 836995, 880855, 938213, 2373127, 4691065, 11865635, 40343159, 201715795]

約数ペア:

[(1, 201715795), (5, 40343159), (17, 11865635), (43, 4691065), (85, 2373127), (215, 938213), (229, 880855), (241, 836995), (731, 275945), (1145, 176171), (1205, 167399), (3655, 55189), (3893, 51815), (4097, 49235), (9847, 20485), (10363, 19465)]