23977525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 36872640

約数和(自身を除く): 12895115

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 209, 247, 275, 325, 353, 475, 715, 1045, 1235, 1765, 2717, 3575, 3883, 4589, 5225, 6175, 6707, 8825, 13585, 19415, 22945, 33535, 50479, 67925, 73777, 87191, 97075, 114725, 167675, 252395, 368885, 435955, 959101, 1261975, 1844425, 2179775, 4795505, 23977525]

約数ペア:

[(1, 23977525), (5, 4795505), (11, 2179775), (13, 1844425), (19, 1261975), (25, 959101), (55, 435955), (65, 368885), (95, 252395), (143, 167675), (209, 114725), (247, 97075), (275, 87191), (325, 73777), (353, 67925), (475, 50479), (715, 33535), (1045, 22945), (1235, 19415), (1765, 13585), (2717, 8825), (3575, 6707), (3883, 6175), (4589, 5225)]