66297175

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 100311040

約数和(自身を除く): 34013865

約数列:

[1, 5, 7, 19, 25, 35, 95, 127, 133, 157, 175, 475, 635, 665, 785, 889, 1099, 2413, 2983, 3175, 3325, 3925, 4445, 5495, 12065, 14915, 16891, 19939, 20881, 22225, 27475, 60325, 74575, 84455, 99695, 104405, 139573, 378841, 422275, 498475, 522025, 697865, 1894205, 2651887, 3489325, 9471025, 13259435, 66297175]

約数ペア:

[(1, 66297175), (5, 13259435), (7, 9471025), (19, 3489325), (25, 2651887), (35, 1894205), (95, 697865), (127, 522025), (133, 498475), (157, 422275), (175, 378841), (475, 139573), (635, 104405), (665, 99695), (785, 84455), (889, 74575), (1099, 60325), (2413, 27475), (2983, 22225), (3175, 20881), (3325, 19939), (3925, 16891), (4445, 14915), (5495, 12065)]