7134899540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^2\times {\mathrm{353}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 15490879992

約数和(自身を除く): 8355980452

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 157, 164, 205, 314, 353, 410, 628, 706, 785, 820, 1412, 1570, 1765, 3140, 3530, 6437, 7060, 12874, 14473, 24649, 25748, 28946, 32185, 49298, 55421, 57892, 64370, 72365, 98596, 110842, 123245, 128740, 144730, 221684, 246490, 277105, 289460, 492980, 554210, 1010609, 1108420, 2021218, 2272261, 4042436, 4544522, 5053045, 8701097, 9089044, 10106090, 11361305, 17402194, 20212180, 22722610, 34804388, 43505485, 45445220, 87010970, 174021940, 356744977, 713489954, 1426979908, 1783724885, 3567449770, 7134899540]

約数ペア:

[(1, 7134899540), (2, 3567449770), (4, 1783724885), (5, 1426979908), (10, 713489954), (20, 356744977), (41, 174021940), (82, 87010970), (157, 45445220), (164, 43505485), (205, 34804388), (314, 22722610), (353, 20212180), (410, 17402194), (628, 11361305), (706, 10106090), (785, 9089044), (820, 8701097), (1412, 5053045), (1570, 4544522), (1765, 4042436), (3140, 2272261), (3530, 2021218), (6437, 1108420), (7060, 1010609), (12874, 554210), (14473, 492980), (24649, 289460), (25748, 277105), (28946, 246490), (32185, 221684), (49298, 144730), (55421, 128740), (57892, 123245), (64370, 110842), (72365, 98596)]