131904256

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1569

約数の個数: 72

約数和(自身を含む): 296690688

約数和(自身を除く): 164786432

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 682, 704, 992, 1364, 1408, 1511, 1984, 2728, 2816, 3022, 3968, 5456, 6044, 7936, 10912, 12088, 16621, 21824, 24176, 33242, 43648, 46841, 48352, 66484, 87296, 93682, 96704, 132968, 187364, 193408, 265936, 374728, 386816, 515251, 531872, 749456, 1030502, 1063744, 1498912, 2061004, 2127488, 2997824, 4122008, 4254976, 5995648, 8244016, 11991296, 16488032, 32976064, 65952128, 131904256]

約数ペア:

[(1, 131904256), (2, 65952128), (4, 32976064), (8, 16488032), (11, 11991296), (16, 8244016), (22, 5995648), (31, 4254976), (32, 4122008), (44, 2997824), (62, 2127488), (64, 2061004), (88, 1498912), (124, 1063744), (128, 1030502), (176, 749456), (248, 531872), (256, 515251), (341, 386816), (352, 374728), (496, 265936), (682, 193408), (704, 187364), (992, 132968), (1364, 96704), (1408, 93682), (1511, 87296), (1984, 66484), (2728, 48352), (2816, 46841), (3022, 43648), (3968, 33242), (5456, 24176), (6044, 21824), (7936, 16621), (10912, 12088)]