210977425

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 36

約数和(自身を含む): 280109676

約数和(自身を除く): 69132251

約数列:

[1, 5, 19, 25, 95, 97, 241, 361, 475, 485, 1205, 1805, 1843, 2425, 4579, 6025, 9025, 9215, 22895, 23377, 35017, 46075, 87001, 114475, 116885, 175085, 435005, 444163, 584425, 875425, 2175025, 2220815, 8439097, 11104075, 42195485, 210977425]

約数ペア:

[(1, 210977425), (5, 42195485), (19, 11104075), (25, 8439097), (95, 2220815), (97, 2175025), (241, 875425), (361, 584425), (475, 444163), (485, 435005), (1205, 175085), (1805, 116885), (1843, 114475), (2425, 87001), (4579, 46075), (6025, 35017), (9025, 23377), (9215, 22895)]