160235776

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 336589568

約数和(自身を除く): 176353792

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 331, 488, 496, 662, 976, 992, 1324, 1891, 1952, 1984, 2648, 3782, 3904, 3968, 5296, 7564, 7808, 7936, 10261, 10592, 15128, 15616, 20191, 20522, 21184, 30256, 40382, 41044, 42368, 60512, 80764, 82088, 84736, 121024, 161528, 164176, 242048, 323056, 328352, 484096, 625921, 646112, 656704, 1251842, 1292224, 1313408, 2503684, 2584448, 2626816, 5007368, 5168896, 10014736, 20029472, 40058944, 80117888, 160235776]

約数ペア:

[(1, 160235776), (2, 80117888), (4, 40058944), (8, 20029472), (16, 10014736), (31, 5168896), (32, 5007368), (61, 2626816), (62, 2584448), (64, 2503684), (122, 1313408), (124, 1292224), (128, 1251842), (244, 656704), (248, 646112), (256, 625921), (331, 484096), (488, 328352), (496, 323056), (662, 242048), (976, 164176), (992, 161528), (1324, 121024), (1891, 84736), (1952, 82088), (1984, 80764), (2648, 60512), (3782, 42368), (3904, 41044), (3968, 40382), (5296, 30256), (7564, 21184), (7808, 20522), (7936, 20191), (10261, 15616), (10592, 15128)]