73289975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 107109216

約数和(自身を除く): 33819241

約数列:

[1, 5, 11, 17, 25, 55, 61, 85, 187, 257, 275, 305, 425, 671, 935, 1037, 1285, 1525, 2827, 3355, 4369, 4675, 5185, 6425, 11407, 14135, 15677, 16775, 21845, 25925, 48059, 57035, 70675, 78385, 109225, 172447, 240295, 266509, 285175, 391925, 862235, 1201475, 1332545, 2931599, 4311175, 6662725, 14657995, 73289975]

約数ペア:

[(1, 73289975), (5, 14657995), (11, 6662725), (17, 4311175), (25, 2931599), (55, 1332545), (61, 1201475), (85, 862235), (187, 391925), (257, 285175), (275, 266509), (305, 240295), (425, 172447), (671, 109225), (935, 78385), (1037, 70675), (1285, 57035), (1525, 48059), (2827, 25925), (3355, 21845), (4369, 16775), (4675, 15677), (5185, 14135), (6425, 11407)]