2548551472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2942

約数の個数: 80

約数和(自身を含む): 5399341920

約数和(自身を除く): 2850790448

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 73, 76, 82, 146, 152, 164, 292, 304, 328, 584, 656, 779, 1168, 1387, 1558, 2774, 2801, 2993, 3116, 5548, 5602, 5986, 6232, 11096, 11204, 11972, 12464, 22192, 22408, 23944, 44816, 47888, 53219, 56867, 106438, 113734, 114841, 204473, 212876, 227468, 229682, 408946, 425752, 454936, 459364, 817892, 851504, 909872, 918728, 1635784, 1837456, 2181979, 3271568, 3884987, 4363958, 7769974, 8383393, 8727916, 15539948, 16766786, 17455832, 31079896, 33533572, 34911664, 62159792, 67067144, 134134288, 159284467, 318568934, 637137868, 1274275736, 2548551472]

約数ペア:

[(1, 2548551472), (2, 1274275736), (4, 637137868), (8, 318568934), (16, 159284467), (19, 134134288), (38, 67067144), (41, 62159792), (73, 34911664), (76, 33533572), (82, 31079896), (146, 17455832), (152, 16766786), (164, 15539948), (292, 8727916), (304, 8383393), (328, 7769974), (584, 4363958), (656, 3884987), (779, 3271568), (1168, 2181979), (1387, 1837456), (1558, 1635784), (2774, 918728), (2801, 909872), (2993, 851504), (3116, 817892), (5548, 459364), (5602, 454936), (5986, 425752), (6232, 408946), (11096, 229682), (11204, 227468), (11972, 212876), (12464, 204473), (22192, 114841), (22408, 113734), (23944, 106438), (44816, 56867), (47888, 53219)]