80440412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 158054400

約数和(自身を除く): 77613988

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 139, 278, 359, 403, 556, 718, 806, 1436, 1612, 1807, 3614, 4309, 4667, 7228, 8618, 9334, 11129, 17236, 18668, 22258, 44516, 49901, 56017, 99802, 112034, 144677, 199604, 224068, 289354, 578708, 648713, 1297426, 1546931, 2594852, 3093862, 6187724, 20110103, 40220206, 80440412]

約数ペア:

[(1, 80440412), (2, 40220206), (4, 20110103), (13, 6187724), (26, 3093862), (31, 2594852), (52, 1546931), (62, 1297426), (124, 648713), (139, 578708), (278, 289354), (359, 224068), (403, 199604), (556, 144677), (718, 112034), (806, 99802), (1436, 56017), (1612, 49901), (1807, 44516), (3614, 22258), (4309, 18668), (4667, 17236), (7228, 11129), (8618, 9334)]