81818176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 191950848

約数和(自身を除く): 110132672

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 44, 46, 62, 64, 88, 92, 124, 163, 176, 184, 248, 253, 326, 341, 352, 368, 496, 506, 652, 682, 704, 713, 736, 992, 1012, 1304, 1364, 1426, 1472, 1793, 1984, 2024, 2608, 2728, 2852, 3586, 3749, 4048, 5053, 5216, 5456, 5704, 7172, 7498, 7843, 8096, 10106, 10432, 10912, 11408, 14344, 14996, 15686, 16192, 20212, 21824, 22816, 28688, 29992, 31372, 40424, 41239, 45632, 55583, 57376, 59984, 62744, 80848, 82478, 111166, 114752, 116219, 119968, 125488, 161696, 164956, 222332, 232438, 239936, 250976, 323392, 329912, 444664, 464876, 501952, 659824, 889328, 929752, 1278409, 1319648, 1778656, 1859504, 2556818, 2639296, 3557312, 3719008, 5113636, 7438016, 10227272, 20454544, 40909088, 81818176]

約数ペア:

[(1, 81818176), (2, 40909088), (4, 20454544), (8, 10227272), (11, 7438016), (16, 5113636), (22, 3719008), (23, 3557312), (31, 2639296), (32, 2556818), (44, 1859504), (46, 1778656), (62, 1319648), (64, 1278409), (88, 929752), (92, 889328), (124, 659824), (163, 501952), (176, 464876), (184, 444664), (248, 329912), (253, 323392), (326, 250976), (341, 239936), (352, 232438), (368, 222332), (496, 164956), (506, 161696), (652, 125488), (682, 119968), (704, 116219), (713, 114752), (736, 111166), (992, 82478), (1012, 80848), (1304, 62744), (1364, 59984), (1426, 57376), (1472, 55583), (1793, 45632), (1984, 41239), (2024, 40424), (2608, 31372), (2728, 29992), (2852, 28688), (3586, 22816), (3749, 21824), (4048, 20212), (5053, 16192), (5216, 15686), (5456, 14996), (5704, 14344), (7172, 11408), (7498, 10912), (7843, 10432), (8096, 10106)]