198944825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{11161}}^1$

素因数の和:11225

約数の個数: 24

約数和(自身を含む): 265744896

約数和(自身を除く): 66800071

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 3565, 11161, 17825, 55805, 256703, 279025, 345991, 1283515, 1729955, 6417575, 7957793, 8649775, 39788965, 198944825]

約数ペア:

[(1, 198944825), (5, 39788965), (23, 8649775), (25, 7957793), (31, 6417575), (115, 1729955), (155, 1283515), (575, 345991), (713, 279025), (775, 256703), (3565, 55805), (11161, 17825)]