77397328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 167560704

約数和(自身を除く): 90163376

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 67, 68, 124, 134, 136, 137, 248, 268, 272, 274, 496, 527, 536, 548, 1054, 1072, 1096, 1139, 2077, 2108, 2192, 2278, 2329, 4154, 4216, 4247, 4556, 4658, 8308, 8432, 8494, 9112, 9179, 9316, 16616, 16988, 18224, 18358, 18632, 33232, 33976, 35309, 36716, 37264, 67952, 70618, 72199, 73432, 141236, 144398, 146864, 156043, 282472, 284549, 288796, 312086, 564944, 569098, 577592, 624172, 1138196, 1155184, 1248344, 2276392, 2496688, 4552784, 4837333, 9674666, 19349332, 38698664, 77397328]

約数ペア:

[(1, 77397328), (2, 38698664), (4, 19349332), (8, 9674666), (16, 4837333), (17, 4552784), (31, 2496688), (34, 2276392), (62, 1248344), (67, 1155184), (68, 1138196), (124, 624172), (134, 577592), (136, 569098), (137, 564944), (248, 312086), (268, 288796), (272, 284549), (274, 282472), (496, 156043), (527, 146864), (536, 144398), (548, 141236), (1054, 73432), (1072, 72199), (1096, 70618), (1139, 67952), (2077, 37264), (2108, 36716), (2192, 35309), (2278, 33976), (2329, 33232), (4154, 18632), (4216, 18358), (4247, 18224), (4556, 16988), (4658, 16616), (8308, 9316), (8432, 9179), (8494, 9112)]