77281456

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1166

約数の個数: 80

約数和(自身を含む): 186255936

約数和(自身を除く): 108974480

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 1036, 1097, 1258, 1904, 2072, 2194, 2516, 4144, 4388, 4403, 5032, 7679, 8776, 8806, 10064, 15358, 17552, 17612, 18649, 30716, 35224, 37298, 40589, 61432, 70448, 74596, 81178, 122864, 130543, 149192, 162356, 261086, 284123, 298384, 324712, 522172, 568246, 649424, 690013, 1044344, 1136492, 1380026, 2088688, 2272984, 2760052, 4545968, 4830091, 5520104, 9660182, 11040208, 19320364, 38640728, 77281456]

約数ペア:

[(1, 77281456), (2, 38640728), (4, 19320364), (7, 11040208), (8, 9660182), (14, 5520104), (16, 4830091), (17, 4545968), (28, 2760052), (34, 2272984), (37, 2088688), (56, 1380026), (68, 1136492), (74, 1044344), (112, 690013), (119, 649424), (136, 568246), (148, 522172), (238, 324712), (259, 298384), (272, 284123), (296, 261086), (476, 162356), (518, 149192), (592, 130543), (629, 122864), (952, 81178), (1036, 74596), (1097, 70448), (1258, 61432), (1904, 40589), (2072, 37298), (2194, 35224), (2516, 30716), (4144, 18649), (4388, 17612), (4403, 17552), (5032, 15358), (7679, 10064), (8776, 8806)]