68438825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 106243200

約数和(自身を除く): 37804375

約数列:

[1, 5, 7, 13, 25, 35, 65, 67, 91, 175, 325, 335, 449, 455, 469, 871, 1675, 2245, 2275, 2345, 3143, 4355, 5837, 6097, 11225, 11725, 15715, 21775, 29185, 30083, 30485, 40859, 78575, 145925, 150415, 152425, 204295, 210581, 391079, 752075, 1021475, 1052905, 1955395, 2737553, 5264525, 9776975, 13687765, 68438825]

約数ペア:

[(1, 68438825), (5, 13687765), (7, 9776975), (13, 5264525), (25, 2737553), (35, 1955395), (65, 1052905), (67, 1021475), (91, 752075), (175, 391079), (325, 210581), (335, 204295), (449, 152425), (455, 150415), (469, 145925), (871, 78575), (1675, 40859), (2245, 30485), (2275, 30083), (2345, 29185), (3143, 21775), (4355, 15715), (5837, 11725), (6097, 11225)]