64889408

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 112

約数和(自身を含む): 148864320

約数和(自身を除く): 83974912

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 43, 64, 68, 73, 76, 86, 136, 146, 152, 172, 272, 292, 304, 323, 344, 544, 584, 608, 646, 688, 731, 817, 1088, 1168, 1216, 1241, 1292, 1376, 1387, 1462, 1634, 2336, 2482, 2584, 2752, 2774, 2924, 3139, 3268, 4672, 4964, 5168, 5548, 5848, 6278, 6536, 9928, 10336, 11096, 11696, 12556, 13072, 13889, 19856, 20672, 22192, 23392, 23579, 25112, 26144, 27778, 39712, 44384, 46784, 47158, 50224, 52288, 53363, 55556, 59641, 79424, 88768, 94316, 100448, 106726, 111112, 119282, 188632, 200896, 213452, 222224, 238564, 377264, 426904, 444448, 477128, 754528, 853808, 888896, 954256, 1013897, 1509056, 1707616, 1908512, 2027794, 3415232, 3817024, 4055588, 8111176, 16222352, 32444704, 64889408]

約数ペア:

[(1, 64889408), (2, 32444704), (4, 16222352), (8, 8111176), (16, 4055588), (17, 3817024), (19, 3415232), (32, 2027794), (34, 1908512), (38, 1707616), (43, 1509056), (64, 1013897), (68, 954256), (73, 888896), (76, 853808), (86, 754528), (136, 477128), (146, 444448), (152, 426904), (172, 377264), (272, 238564), (292, 222224), (304, 213452), (323, 200896), (344, 188632), (544, 119282), (584, 111112), (608, 106726), (646, 100448), (688, 94316), (731, 88768), (817, 79424), (1088, 59641), (1168, 55556), (1216, 53363), (1241, 52288), (1292, 50224), (1376, 47158), (1387, 46784), (1462, 44384), (1634, 39712), (2336, 27778), (2482, 26144), (2584, 25112), (2752, 23579), (2774, 23392), (2924, 22192), (3139, 20672), (3268, 19856), (4672, 13889), (4964, 13072), (5168, 12556), (5548, 11696), (5848, 11096), (6278, 10336), (6536, 9928)]