77866256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 184535064

約数和(自身を除く): 106668808

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 61, 68, 76, 104, 122, 136, 152, 208, 221, 244, 247, 272, 304, 323, 361, 442, 488, 494, 646, 722, 793, 884, 976, 988, 1037, 1159, 1292, 1444, 1586, 1768, 1976, 2074, 2318, 2584, 2888, 3172, 3536, 3952, 4148, 4199, 4636, 4693, 5168, 5776, 6137, 6344, 8296, 8398, 9272, 9386, 12274, 12688, 13481, 15067, 16592, 16796, 18544, 18772, 19703, 22021, 24548, 26962, 30134, 33592, 37544, 39406, 44042, 49096, 53924, 60268, 67184, 75088, 78812, 79781, 88084, 98192, 107848, 120536, 157624, 159562, 176168, 215696, 241072, 256139, 286273, 315248, 319124, 352336, 374357, 512278, 572546, 638248, 748714, 1024556, 1145092, 1276496, 1497428, 2049112, 2290184, 2994856, 4098224, 4580368, 4866641, 5989712, 9733282, 19466564, 38933128, 77866256]

約数ペア:

[(1, 77866256), (2, 38933128), (4, 19466564), (8, 9733282), (13, 5989712), (16, 4866641), (17, 4580368), (19, 4098224), (26, 2994856), (34, 2290184), (38, 2049112), (52, 1497428), (61, 1276496), (68, 1145092), (76, 1024556), (104, 748714), (122, 638248), (136, 572546), (152, 512278), (208, 374357), (221, 352336), (244, 319124), (247, 315248), (272, 286273), (304, 256139), (323, 241072), (361, 215696), (442, 176168), (488, 159562), (494, 157624), (646, 120536), (722, 107848), (793, 98192), (884, 88084), (976, 79781), (988, 78812), (1037, 75088), (1159, 67184), (1292, 60268), (1444, 53924), (1586, 49096), (1768, 44042), (1976, 39406), (2074, 37544), (2318, 33592), (2584, 30134), (2888, 26962), (3172, 24548), (3536, 22021), (3952, 19703), (4148, 18772), (4199, 18544), (4636, 16796), (4693, 16592), (5168, 15067), (5776, 13481), (6137, 12688), (6344, 12274), (8296, 9386), (8398, 9272)]