245873025

素因数分解:

$3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{5179}}^1$

素因数の和:5406

約数の個数: 36

約数和(自身を含む): 442558480

約数和(自身を除く): 196685455

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1899, 3165, 5179, 5275, 9495, 15537, 15825, 25895, 46611, 47475, 77685, 129475, 233055, 388425, 1092769, 1165275, 3278307, 5463845, 9834921, 16391535, 27319225, 49174605, 81957675, 245873025]

約数ペア:

[(1, 245873025), (3, 81957675), (5, 49174605), (9, 27319225), (15, 16391535), (25, 9834921), (45, 5463845), (75, 3278307), (211, 1165275), (225, 1092769), (633, 388425), (1055, 233055), (1899, 129475), (3165, 77685), (5179, 47475), (5275, 46611), (9495, 25895), (15537, 15825)]