656976832

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 112

約数和(自身を含む): 1479682080

約数和(自身を除く): 822705248

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 61, 64, 68, 76, 122, 136, 152, 244, 272, 304, 323, 488, 521, 544, 608, 646, 976, 1037, 1042, 1088, 1159, 1216, 1292, 1952, 2074, 2084, 2318, 2584, 3904, 4148, 4168, 4636, 5168, 8296, 8336, 8857, 9272, 9899, 10336, 16592, 16672, 17714, 18544, 19703, 19798, 20672, 31781, 33184, 33344, 35428, 37088, 39406, 39596, 63562, 66368, 70856, 74176, 78812, 79192, 127124, 141712, 157624, 158384, 168283, 254248, 283424, 315248, 316768, 336566, 508496, 540277, 566848, 603839, 630496, 633536, 673132, 1016992, 1080554, 1207678, 1260992, 1346264, 2033984, 2161108, 2415356, 2692528, 4322216, 4830712, 5385056, 8644432, 9661424, 10265263, 10770112, 17288864, 19322848, 20530526, 34577728, 38645696, 41061052, 82122104, 164244208, 328488416, 656976832]

約数ペア:

[(1, 656976832), (2, 328488416), (4, 164244208), (8, 82122104), (16, 41061052), (17, 38645696), (19, 34577728), (32, 20530526), (34, 19322848), (38, 17288864), (61, 10770112), (64, 10265263), (68, 9661424), (76, 8644432), (122, 5385056), (136, 4830712), (152, 4322216), (244, 2692528), (272, 2415356), (304, 2161108), (323, 2033984), (488, 1346264), (521, 1260992), (544, 1207678), (608, 1080554), (646, 1016992), (976, 673132), (1037, 633536), (1042, 630496), (1088, 603839), (1159, 566848), (1216, 540277), (1292, 508496), (1952, 336566), (2074, 316768), (2084, 315248), (2318, 283424), (2584, 254248), (3904, 168283), (4148, 158384), (4168, 157624), (4636, 141712), (5168, 127124), (8296, 79192), (8336, 78812), (8857, 74176), (9272, 70856), (9899, 66368), (10336, 63562), (16592, 39596), (16672, 39406), (17714, 37088), (18544, 35428), (19703, 33344), (19798, 33184), (20672, 31781)]