146020225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 220566240

約数和(自身を除く): 74546015

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 107, 169, 221, 247, 323, 325, 425, 475, 535, 845, 1105, 1235, 1391, 1615, 1819, 2033, 2675, 2873, 3211, 4199, 4225, 5525, 6175, 6955, 8075, 9095, 10165, 14365, 16055, 18083, 20995, 23647, 26429, 34561, 34775, 45475, 50825, 54587, 71825, 80275, 90415, 104975, 118235, 132145, 172805, 272935, 307411, 343577, 449293, 452075, 591175, 660725, 864025, 1364675, 1537055, 1717885, 2246465, 5840809, 7685275, 8589425, 11232325, 29204045, 146020225]

約数ペア:

[(1, 146020225), (5, 29204045), (13, 11232325), (17, 8589425), (19, 7685275), (25, 5840809), (65, 2246465), (85, 1717885), (95, 1537055), (107, 1364675), (169, 864025), (221, 660725), (247, 591175), (323, 452075), (325, 449293), (425, 343577), (475, 307411), (535, 272935), (845, 172805), (1105, 132145), (1235, 118235), (1391, 104975), (1615, 90415), (1819, 80275), (2033, 71825), (2675, 54587), (2873, 50825), (3211, 45475), (4199, 34775), (4225, 34561), (5525, 26429), (6175, 23647), (6955, 20995), (8075, 18083), (9095, 16055), (10165, 14365)]