81737736

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 212587200

約数和(自身を除く): 130849464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 83, 111, 148, 166, 222, 249, 296, 332, 444, 498, 664, 888, 996, 1109, 1992, 2218, 3071, 3327, 4436, 6142, 6654, 8872, 9213, 12284, 13308, 18426, 24568, 26616, 36852, 41033, 73704, 82066, 92047, 123099, 164132, 184094, 246198, 276141, 328264, 368188, 492396, 552282, 736376, 984792, 1104564, 2209128, 3405739, 6811478, 10217217, 13622956, 20434434, 27245912, 40868868, 81737736]

約数ペア:

[(1, 81737736), (2, 40868868), (3, 27245912), (4, 20434434), (6, 13622956), (8, 10217217), (12, 6811478), (24, 3405739), (37, 2209128), (74, 1104564), (83, 984792), (111, 736376), (148, 552282), (166, 492396), (222, 368188), (249, 328264), (296, 276141), (332, 246198), (444, 184094), (498, 164132), (664, 123099), (888, 92047), (996, 82066), (1109, 73704), (1992, 41033), (2218, 36852), (3071, 26616), (3327, 24568), (4436, 18426), (6142, 13308), (6654, 12284), (8872, 9213)]