68964376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1$

素因数の和:2108

約数の個数: 64

約数和(自身を含む): 155282400

約数和(自身を除く): 86318024

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2053, 2584, 4106, 4199, 8212, 8398, 16424, 16796, 26689, 33592, 34901, 39007, 53378, 69802, 78014, 106756, 139604, 156028, 213512, 279208, 312056, 453713, 507091, 663119, 907426, 1014182, 1326238, 1814852, 2028364, 2652476, 3629704, 4056728, 5304952, 8620547, 17241094, 34482188, 68964376]

約数ペア:

[(1, 68964376), (2, 34482188), (4, 17241094), (8, 8620547), (13, 5304952), (17, 4056728), (19, 3629704), (26, 2652476), (34, 2028364), (38, 1814852), (52, 1326238), (68, 1014182), (76, 907426), (104, 663119), (136, 507091), (152, 453713), (221, 312056), (247, 279208), (323, 213512), (442, 156028), (494, 139604), (646, 106756), (884, 78014), (988, 69802), (1292, 53378), (1768, 39007), (1976, 34901), (2053, 33592), (2584, 26689), (4106, 16796), (4199, 16424), (8212, 8398)]