65419328

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1375

約数の個数: 56

約数和(自身を含む): 142204440

約数和(自身を除く): 76785112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 793, 832, 976, 1289, 1586, 1952, 2578, 3172, 3904, 5156, 6344, 10312, 12688, 16757, 20624, 25376, 33514, 41248, 50752, 67028, 78629, 82496, 134056, 157258, 268112, 314516, 536224, 629032, 1022177, 1072448, 1258064, 2044354, 2516128, 4088708, 5032256, 8177416, 16354832, 32709664, 65419328]

約数ペア:

[(1, 65419328), (2, 32709664), (4, 16354832), (8, 8177416), (13, 5032256), (16, 4088708), (26, 2516128), (32, 2044354), (52, 1258064), (61, 1072448), (64, 1022177), (104, 629032), (122, 536224), (208, 314516), (244, 268112), (416, 157258), (488, 134056), (793, 82496), (832, 78629), (976, 67028), (1289, 50752), (1586, 41248), (1952, 33514), (2578, 25376), (3172, 20624), (3904, 16757), (5156, 12688), (6344, 10312)]