201591325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 283263120

約数和(自身を除く): 81671795

約数列:

[1, 5, 13, 25, 29, 65, 73, 145, 293, 325, 365, 377, 725, 949, 1465, 1825, 1885, 2117, 3809, 4745, 7325, 8497, 9425, 10585, 19045, 21389, 23725, 27521, 42485, 52925, 95225, 106945, 110461, 137605, 212425, 278057, 534725, 552305, 620281, 688025, 1390285, 2761525, 3101405, 6951425, 8063653, 15507025, 40318265, 201591325]

約数ペア:

[(1, 201591325), (5, 40318265), (13, 15507025), (25, 8063653), (29, 6951425), (65, 3101405), (73, 2761525), (145, 1390285), (293, 688025), (325, 620281), (365, 552305), (377, 534725), (725, 278057), (949, 212425), (1465, 137605), (1825, 110461), (1885, 106945), (2117, 95225), (3809, 52925), (4745, 42485), (7325, 27521), (8497, 23725), (9425, 21389), (10585, 19045)]