25028224

素因数分解:

$2^7\times {\mathrm{13}}^3\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 54621000

約数和(自身を除く): 29592776

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 169, 178, 208, 338, 356, 416, 676, 712, 832, 1157, 1352, 1424, 1664, 2197, 2314, 2704, 2848, 4394, 4628, 5408, 5696, 8788, 9256, 10816, 11392, 15041, 17576, 18512, 21632, 30082, 35152, 37024, 60164, 70304, 74048, 120328, 140608, 148096, 195533, 240656, 281216, 391066, 481312, 782132, 962624, 1564264, 1925248, 3128528, 6257056, 12514112, 25028224]

約数ペア:

[(1, 25028224), (2, 12514112), (4, 6257056), (8, 3128528), (13, 1925248), (16, 1564264), (26, 962624), (32, 782132), (52, 481312), (64, 391066), (89, 281216), (104, 240656), (128, 195533), (169, 148096), (178, 140608), (208, 120328), (338, 74048), (356, 70304), (416, 60164), (676, 37024), (712, 35152), (832, 30082), (1157, 21632), (1352, 18512), (1424, 17576), (1664, 15041), (2197, 11392), (2314, 10816), (2704, 9256), (2848, 8788), (4394, 5696), (4628, 5408)]