81556288

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 112

約数和(自身を含む): 189024768

約数和(自身を除く): 107468480

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 37, 44, 62, 64, 74, 88, 101, 124, 148, 176, 202, 248, 296, 341, 352, 404, 407, 496, 592, 682, 704, 808, 814, 992, 1111, 1147, 1184, 1364, 1616, 1628, 1984, 2222, 2294, 2368, 2728, 3131, 3232, 3256, 3737, 4444, 4588, 5456, 6262, 6464, 6512, 7474, 8888, 9176, 10912, 12524, 12617, 13024, 14948, 17776, 18352, 21824, 25048, 25234, 26048, 29896, 34441, 35552, 36704, 41107, 50096, 50468, 59792, 68882, 71104, 73408, 82214, 100192, 100936, 115847, 119584, 137764, 164428, 200384, 201872, 231694, 239168, 275528, 328856, 403744, 463388, 551056, 657712, 807488, 926776, 1102112, 1274317, 1315424, 1853552, 2204224, 2548634, 2630848, 3707104, 5097268, 7414208, 10194536, 20389072, 40778144, 81556288]

約数ペア:

[(1, 81556288), (2, 40778144), (4, 20389072), (8, 10194536), (11, 7414208), (16, 5097268), (22, 3707104), (31, 2630848), (32, 2548634), (37, 2204224), (44, 1853552), (62, 1315424), (64, 1274317), (74, 1102112), (88, 926776), (101, 807488), (124, 657712), (148, 551056), (176, 463388), (202, 403744), (248, 328856), (296, 275528), (341, 239168), (352, 231694), (404, 201872), (407, 200384), (496, 164428), (592, 137764), (682, 119584), (704, 115847), (808, 100936), (814, 100192), (992, 82214), (1111, 73408), (1147, 71104), (1184, 68882), (1364, 59792), (1616, 50468), (1628, 50096), (1984, 41107), (2222, 36704), (2294, 35552), (2368, 34441), (2728, 29896), (3131, 26048), (3232, 25234), (3256, 25048), (3737, 21824), (4444, 18352), (4588, 17776), (5456, 14948), (6262, 13024), (6464, 12617), (6512, 12524), (7474, 10912), (8888, 9176)]