66311216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1017

約数の個数: 40

約数和(自身を含む): 135854400

約数和(自身を除く): 69543184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 331, 659, 662, 1318, 1324, 2636, 2648, 5272, 5296, 6289, 10544, 12521, 12578, 25042, 25156, 50084, 50312, 100168, 100624, 200336, 218129, 436258, 872516, 1745032, 3490064, 4144451, 8288902, 16577804, 33155608, 66311216]

約数ペア:

[(1, 66311216), (2, 33155608), (4, 16577804), (8, 8288902), (16, 4144451), (19, 3490064), (38, 1745032), (76, 872516), (152, 436258), (304, 218129), (331, 200336), (659, 100624), (662, 100168), (1318, 50312), (1324, 50084), (2636, 25156), (2648, 25042), (5272, 12578), (5296, 12521), (6289, 10544)]