634714925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 887943168

約数和(自身を除く): 253228243

約数列:

[1, 5, 13, 25, 31, 65, 73, 155, 325, 365, 403, 775, 863, 949, 1825, 2015, 2263, 4315, 4745, 10075, 11219, 11315, 21575, 23725, 26753, 29419, 56095, 56575, 62999, 133765, 147095, 280475, 314995, 347789, 668825, 735475, 818987, 1574975, 1738945, 1952969, 4094935, 8694725, 9764845, 20474675, 25388597, 48824225, 126942985, 634714925]

約数ペア:

[(1, 634714925), (5, 126942985), (13, 48824225), (25, 25388597), (31, 20474675), (65, 9764845), (73, 8694725), (155, 4094935), (325, 1952969), (365, 1738945), (403, 1574975), (775, 818987), (863, 735475), (949, 668825), (1825, 347789), (2015, 314995), (2263, 280475), (4315, 147095), (4745, 133765), (10075, 62999), (11219, 56575), (11315, 56095), (21575, 29419), (23725, 26753)]