81782204

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 177934848

約数和(自身を除く): 96152644

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 92, 116, 151, 161, 203, 302, 322, 406, 604, 644, 667, 812, 841, 1057, 1334, 1682, 2114, 2668, 3364, 3473, 4228, 4379, 4669, 5887, 6946, 8758, 9338, 11774, 13892, 17516, 18676, 19343, 23548, 24311, 30653, 38686, 48622, 61306, 77372, 97244, 100717, 122612, 126991, 135401, 201434, 253982, 270802, 402868, 507964, 541604, 705019, 888937, 1410038, 1777874, 2820076, 2920793, 3555748, 5841586, 11683172, 20445551, 40891102, 81782204]

約数ペア:

[(1, 81782204), (2, 40891102), (4, 20445551), (7, 11683172), (14, 5841586), (23, 3555748), (28, 2920793), (29, 2820076), (46, 1777874), (58, 1410038), (92, 888937), (116, 705019), (151, 541604), (161, 507964), (203, 402868), (302, 270802), (322, 253982), (406, 201434), (604, 135401), (644, 126991), (667, 122612), (812, 100717), (841, 97244), (1057, 77372), (1334, 61306), (1682, 48622), (2114, 38686), (2668, 30653), (3364, 24311), (3473, 23548), (4228, 19343), (4379, 18676), (4669, 17516), (5887, 13892), (6946, 11774), (8758, 9338)]