73787272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{877}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 149347800

約数和(自身を除く): 75560528

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 809, 877, 1618, 1754, 3236, 3508, 6472, 7016, 10517, 11401, 21034, 22802, 42068, 45604, 84136, 91208, 709493, 1418986, 2837972, 5675944, 9223409, 18446818, 36893636, 73787272]

約数ペア:

[(1, 73787272), (2, 36893636), (4, 18446818), (8, 9223409), (13, 5675944), (26, 2837972), (52, 1418986), (104, 709493), (809, 91208), (877, 84136), (1618, 45604), (1754, 42068), (3236, 22802), (3508, 21034), (6472, 11401), (7016, 10517)]