201248890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{8641}}^1$

素因数の和:8802

約数の個数: 32

約数和(自身を含む): 386401104

約数和(自身を除く): 185152214

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 4658, 8641, 11645, 17282, 23290, 43205, 86410, 146897, 293794, 734485, 1183817, 1468970, 2367634, 5919085, 11838170, 20124889, 40249778, 100624445, 201248890]

約数ペア:

[(1, 201248890), (2, 100624445), (5, 40249778), (10, 20124889), (17, 11838170), (34, 5919085), (85, 2367634), (137, 1468970), (170, 1183817), (274, 734485), (685, 293794), (1370, 146897), (2329, 86410), (4658, 43205), (8641, 23290), (11645, 17282)]