202856810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{197}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 399716856

約数和(自身を除く): 196860046

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 197, 394, 445, 890, 985, 1157, 1970, 2314, 2561, 5122, 5785, 7921, 11570, 12805, 15842, 17533, 25610, 35066, 39605, 79210, 87665, 102973, 175330, 205946, 227929, 455858, 514865, 1029730, 1139645, 1560437, 2279290, 3120874, 7802185, 15604370, 20285681, 40571362, 101428405, 202856810]

約数ペア:

[(1, 202856810), (2, 101428405), (5, 40571362), (10, 20285681), (13, 15604370), (26, 7802185), (65, 3120874), (89, 2279290), (130, 1560437), (178, 1139645), (197, 1029730), (394, 514865), (445, 455858), (890, 227929), (985, 205946), (1157, 175330), (1970, 102973), (2314, 87665), (2561, 79210), (5122, 39605), (5785, 35066), (7921, 25610), (11570, 17533), (12805, 15842)]