81959730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2713}}^1$

素因数の和:2795

約数の個数: 64

約数和(自身を含む): 211040640

約数和(自身を除く): 129080910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 53, 57, 95, 106, 114, 159, 190, 265, 285, 318, 530, 570, 795, 1007, 1590, 2014, 2713, 3021, 5035, 5426, 6042, 8139, 10070, 13565, 15105, 16278, 27130, 30210, 40695, 51547, 81390, 103094, 143789, 154641, 257735, 287578, 309282, 431367, 515470, 718945, 773205, 862734, 1437890, 1546410, 2156835, 2731991, 4313670, 5463982, 8195973, 13659955, 16391946, 27319910, 40979865, 81959730]

約数ペア:

[(1, 81959730), (2, 40979865), (3, 27319910), (5, 16391946), (6, 13659955), (10, 8195973), (15, 5463982), (19, 4313670), (30, 2731991), (38, 2156835), (53, 1546410), (57, 1437890), (95, 862734), (106, 773205), (114, 718945), (159, 515470), (190, 431367), (265, 309282), (285, 287578), (318, 257735), (530, 154641), (570, 143789), (795, 103094), (1007, 81390), (1590, 51547), (2014, 40695), (2713, 30210), (3021, 27130), (5035, 16278), (5426, 15105), (6042, 13565), (8139, 10070)]