71264792

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 136598400

約数和(自身を除く): 65333608

約数列:

[1, 2, 4, 8, 89, 101, 178, 202, 356, 404, 712, 808, 991, 1982, 3964, 7928, 8989, 17978, 35956, 71912, 88199, 100091, 176398, 200182, 352796, 400364, 705592, 800728, 8908099, 17816198, 35632396, 71264792]

約数ペア:

[(1, 71264792), (2, 35632396), (4, 17816198), (8, 8908099), (89, 800728), (101, 705592), (178, 400364), (202, 352796), (356, 200182), (404, 176398), (712, 100091), (808, 88199), (991, 71912), (1982, 35956), (3964, 17978), (7928, 8989)]