72677540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 165627840

約数和(自身を除く): 92950300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2011, 2780, 3614, 4022, 7228, 8044, 9035, 10055, 18070, 20110, 26143, 36140, 40220, 52286, 104572, 130715, 261430, 279529, 522860, 559058, 1118116, 1397645, 2795290, 3633877, 5590580, 7267754, 14535508, 18169385, 36338770, 72677540]

約数ペア:

[(1, 72677540), (2, 36338770), (4, 18169385), (5, 14535508), (10, 7267754), (13, 5590580), (20, 3633877), (26, 2795290), (52, 1397645), (65, 1118116), (130, 559058), (139, 522860), (260, 279529), (278, 261430), (556, 130715), (695, 104572), (1390, 52286), (1807, 40220), (2011, 36140), (2780, 26143), (3614, 20110), (4022, 18070), (7228, 10055), (8044, 9035)]