281570224

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1166

約数の個数: 60

約数和(自身を含む): 597162672

約数和(自身を除く): 315592448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 169, 202, 208, 338, 404, 676, 808, 1031, 1313, 1352, 1616, 2062, 2626, 2704, 4124, 5252, 8248, 10504, 13403, 16496, 17069, 21008, 26806, 34138, 53612, 68276, 104131, 107224, 136552, 174239, 208262, 214448, 273104, 348478, 416524, 696956, 833048, 1353703, 1393912, 1666096, 2707406, 2787824, 5414812, 10829624, 17598139, 21659248, 35196278, 70392556, 140785112, 281570224]

約数ペア:

[(1, 281570224), (2, 140785112), (4, 70392556), (8, 35196278), (13, 21659248), (16, 17598139), (26, 10829624), (52, 5414812), (101, 2787824), (104, 2707406), (169, 1666096), (202, 1393912), (208, 1353703), (338, 833048), (404, 696956), (676, 416524), (808, 348478), (1031, 273104), (1313, 214448), (1352, 208262), (1616, 174239), (2062, 136552), (2626, 107224), (2704, 104131), (4124, 68276), (5252, 53612), (8248, 34138), (10504, 26806), (13403, 21008), (16496, 17069)]