207716210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1503

約数の個数: 48

約数和(自身を含む): 409707720

約数和(自身を除く): 201991510

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 445, 845, 890, 1157, 1381, 1690, 2314, 2762, 5785, 6905, 11570, 13810, 15041, 17953, 30082, 35906, 75205, 89765, 122909, 150410, 179530, 233389, 245818, 466778, 614545, 1166945, 1229090, 1597817, 2333890, 3195634, 7989085, 15978170, 20771621, 41543242, 103858105, 207716210]

約数ペア:

[(1, 207716210), (2, 103858105), (5, 41543242), (10, 20771621), (13, 15978170), (26, 7989085), (65, 3195634), (89, 2333890), (130, 1597817), (169, 1229090), (178, 1166945), (338, 614545), (445, 466778), (845, 245818), (890, 233389), (1157, 179530), (1381, 150410), (1690, 122909), (2314, 89765), (2762, 75205), (5785, 35906), (6905, 30082), (11570, 17953), (13810, 15041)]