64657456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4013}}^1$

素因数の和:4093

約数の個数: 40

約数和(自身を含む): 134388720

約数和(自身を除く): 69731264

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4013, 4028, 8026, 8056, 16052, 16112, 32104, 64208, 76247, 152494, 212689, 304988, 425378, 609976, 850756, 1219952, 1701512, 3403024, 4041091, 8082182, 16164364, 32328728, 64657456]

約数ペア:

[(1, 64657456), (2, 32328728), (4, 16164364), (8, 8082182), (16, 4041091), (19, 3403024), (38, 1701512), (53, 1219952), (76, 850756), (106, 609976), (152, 425378), (212, 304988), (304, 212689), (424, 152494), (848, 76247), (1007, 64208), (2014, 32104), (4013, 16112), (4028, 16052), (8026, 8056)]