977155712

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 128

約数和(自身を含む): 2280230400

約数和(自身を除く): 1303074688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 832, 988, 992, 997, 1178, 1216, 1612, 1664, 1976, 1984, 1994, 2356, 2432, 3224, 3952, 3968, 3988, 4712, 6448, 7657, 7904, 7976, 9424, 12896, 12961, 15314, 15808, 15952, 18848, 18943, 25792, 25922, 30628, 30907, 31616, 31904, 37696, 37886, 51584, 51844, 61256, 61814, 63808, 75392, 75772, 103688, 122512, 123628, 127616, 151544, 207376, 245024, 246259, 247256, 303088, 401791, 414752, 490048, 492518, 494512, 587233, 606176, 803582, 829504, 980096, 985036, 989024, 1174466, 1212352, 1607164, 1659008, 1970072, 1978048, 2348932, 2424704, 3214328, 3940144, 3956096, 4697864, 6428656, 7634029, 7880288, 9395728, 12857312, 15268058, 15760576, 18791456, 25714624, 30536116, 31521152, 37582912, 51429248, 61072232, 75165824, 122144464, 244288928, 488577856, 977155712]

約数ペア:

[(1, 977155712), (2, 488577856), (4, 244288928), (8, 122144464), (13, 75165824), (16, 61072232), (19, 51429248), (26, 37582912), (31, 31521152), (32, 30536116), (38, 25714624), (52, 18791456), (62, 15760576), (64, 15268058), (76, 12857312), (104, 9395728), (124, 7880288), (128, 7634029), (152, 6428656), (208, 4697864), (247, 3956096), (248, 3940144), (304, 3214328), (403, 2424704), (416, 2348932), (494, 1978048), (496, 1970072), (589, 1659008), (608, 1607164), (806, 1212352), (832, 1174466), (988, 989024), (992, 985036), (997, 980096), (1178, 829504), (1216, 803582), (1612, 606176), (1664, 587233), (1976, 494512), (1984, 492518), (1994, 490048), (2356, 414752), (2432, 401791), (3224, 303088), (3952, 247256), (3968, 246259), (3988, 245024), (4712, 207376), (6448, 151544), (7657, 127616), (7904, 123628), (7976, 122512), (9424, 103688), (12896, 75772), (12961, 75392), (15314, 63808), (15808, 61814), (15952, 61256), (18848, 51844), (18943, 51584), (25792, 37886), (25922, 37696), (30628, 31904), (30907, 31616)]