205982848

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 461399040

約数和(自身を除く): 255416192

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 37, 46, 61, 62, 64, 74, 92, 122, 124, 128, 148, 184, 244, 248, 296, 368, 488, 496, 592, 713, 736, 851, 976, 992, 1147, 1184, 1403, 1426, 1472, 1702, 1891, 1952, 1984, 2257, 2294, 2368, 2806, 2852, 2944, 3404, 3782, 3904, 3968, 4514, 4588, 4736, 5612, 5704, 6808, 7564, 7808, 9028, 9176, 11224, 11408, 13616, 15128, 18056, 18352, 22448, 22816, 26381, 27232, 30256, 36112, 36704, 43493, 44896, 45632, 51911, 52762, 54464, 60512, 69967, 72224, 73408, 86986, 89792, 91264, 103822, 105524, 108928, 121024, 139934, 144448, 146816, 173972, 179584, 207644, 211048, 242048, 279868, 288896, 347944, 415288, 422096, 559736, 695888, 830576, 844192, 1119472, 1391776, 1609241, 1661152, 1688384, 2238944, 2783552, 3218482, 3322304, 3376768, 4477888, 5567104, 6436964, 6644608, 8955776, 12873928, 25747856, 51495712, 102991424, 205982848]

約数ペア:

[(1, 205982848), (2, 102991424), (4, 51495712), (8, 25747856), (16, 12873928), (23, 8955776), (31, 6644608), (32, 6436964), (37, 5567104), (46, 4477888), (61, 3376768), (62, 3322304), (64, 3218482), (74, 2783552), (92, 2238944), (122, 1688384), (124, 1661152), (128, 1609241), (148, 1391776), (184, 1119472), (244, 844192), (248, 830576), (296, 695888), (368, 559736), (488, 422096), (496, 415288), (592, 347944), (713, 288896), (736, 279868), (851, 242048), (976, 211048), (992, 207644), (1147, 179584), (1184, 173972), (1403, 146816), (1426, 144448), (1472, 139934), (1702, 121024), (1891, 108928), (1952, 105524), (1984, 103822), (2257, 91264), (2294, 89792), (2368, 86986), (2806, 73408), (2852, 72224), (2944, 69967), (3404, 60512), (3782, 54464), (3904, 52762), (3968, 51911), (4514, 45632), (4588, 44896), (4736, 43493), (5612, 36704), (5704, 36112), (6808, 30256), (7564, 27232), (7808, 26381), (9028, 22816), (9176, 22448), (11224, 18352), (11408, 18056), (13616, 15128)]