72981376

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 159364800

約数和(自身を除く): 86383424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 416, 488, 719, 793, 832, 976, 1438, 1586, 1664, 1952, 2876, 3172, 3904, 5752, 6344, 7808, 9347, 11504, 12688, 18694, 23008, 25376, 37388, 43859, 46016, 50752, 74776, 87718, 92032, 101504, 149552, 175436, 299104, 350872, 570167, 598208, 701744, 1140334, 1196416, 1403488, 2280668, 2806976, 4561336, 5613952, 9122672, 18245344, 36490688, 72981376]

約数ペア:

[(1, 72981376), (2, 36490688), (4, 18245344), (8, 9122672), (13, 5613952), (16, 4561336), (26, 2806976), (32, 2280668), (52, 1403488), (61, 1196416), (64, 1140334), (104, 701744), (122, 598208), (128, 570167), (208, 350872), (244, 299104), (416, 175436), (488, 149552), (719, 101504), (793, 92032), (832, 87718), (976, 74776), (1438, 50752), (1586, 46016), (1664, 43859), (1952, 37388), (2876, 25376), (3172, 23008), (3904, 18694), (5752, 12688), (6344, 11504), (7808, 9347)]