25564396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 30742484

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 121, 143, 187, 221, 239, 242, 286, 374, 442, 478, 484, 572, 748, 884, 956, 1573, 2057, 2431, 2629, 3107, 3146, 4063, 4114, 4862, 5258, 6214, 6292, 8126, 8228, 9724, 10516, 12428, 16252, 26741, 28919, 34177, 44693, 52819, 53482, 57838, 68354, 89386, 105638, 106964, 115676, 136708, 178772, 211276, 375947, 491623, 581009, 751894, 983246, 1162018, 1503788, 1966492, 2324036, 6391099, 12782198, 25564396]

約数ペア:

[(1, 25564396), (2, 12782198), (4, 6391099), (11, 2324036), (13, 1966492), (17, 1503788), (22, 1162018), (26, 983246), (34, 751894), (44, 581009), (52, 491623), (68, 375947), (121, 211276), (143, 178772), (187, 136708), (221, 115676), (239, 106964), (242, 105638), (286, 89386), (374, 68354), (442, 57838), (478, 53482), (484, 52819), (572, 44693), (748, 34177), (884, 28919), (956, 26741), (1573, 16252), (2057, 12428), (2431, 10516), (2629, 9724), (3107, 8228), (3146, 8126), (4063, 6292), (4114, 6214), (4862, 5258)]