2316978025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 3245220864

約数和(自身を除く): 928242839

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 191, 289, 365, 391, 425, 575, 955, 1241, 1445, 1679, 1825, 1955, 3247, 4393, 4775, 6205, 6647, 7225, 8395, 9775, 13943, 16235, 21097, 21965, 28543, 31025, 33235, 41975, 55199, 69715, 74681, 81175, 105485, 109825, 142715, 166175, 237031, 275995, 320689, 348575, 373405, 485231, 527425, 713575, 1185155, 1269577, 1379975, 1603445, 1867025, 2426155, 4029527, 5451713, 5925775, 6347885, 8017225, 12130775, 20147635, 27258565, 31739425, 92679121, 100738175, 136292825, 463395605, 2316978025]

約数ペア:

[(1, 2316978025), (5, 463395605), (17, 136292825), (23, 100738175), (25, 92679121), (73, 31739425), (85, 27258565), (115, 20147635), (191, 12130775), (289, 8017225), (365, 6347885), (391, 5925775), (425, 5451713), (575, 4029527), (955, 2426155), (1241, 1867025), (1445, 1603445), (1679, 1379975), (1825, 1269577), (1955, 1185155), (3247, 713575), (4393, 527425), (4775, 485231), (6205, 373405), (6647, 348575), (7225, 320689), (8395, 275995), (9775, 237031), (13943, 166175), (16235, 142715), (21097, 109825), (21965, 105485), (28543, 81175), (31025, 74681), (33235, 69715), (41975, 55199)]